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110230111121220 = 22325612389506229
BaseRepresentation
bin11001000100000011110010…
…100111011110111101000100
3112110021220011222012220122100
4121010003302213132331010
5103422002231421334340
61030235003003432100
732134601625004146
oct3104036247367504
9473256158186570
10110230111121220
1132139367042442
1210443401225630
1349678689c120c
141d31247114c96
15cb2511410830
hex6440f29def44

110230111121220 has 36 divisors (see below), whose sum is σ = 334364670401580. Its totient is φ = 29394696298944.

The previous prime is 110230111121203. The next prime is 110230111121233. The reversal of 110230111121220 is 22121111032011.

It is a happy number.

110230111121220 is a `hidden beast` number, since 1 + 10 + 2 + 301 + 11 + 121 + 220 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 60523296427584 + 49706814693636 = 7779672^2 + 7050306^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 110230111121193 and 110230111121202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 306194752935 + ... + 306194753294.

It is an arithmetic number, because the mean of its divisors is an integer number (9287907511155).

Almost surely, 2110230111121220 is an apocalyptic number.

110230111121220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110230111121220 is an abundant number, since it is smaller than the sum of its proper divisors (224134559280360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

110230111121220 is a wasteful number, since it uses less digits than its factorization.

110230111121220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612389506244 (or 612389506239 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 110230111121220 its reverse (22121111032011), we get a palindrome (132351222153231).

The spelling of 110230111121220 in words is "one hundred ten trillion, two hundred thirty billion, one hundred eleven million, one hundred twenty-one thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 612389506229 1224779012458 1837168518687 2449558024916 3061947531145 3674337037374 5511505556061 6123895062290 7348674074748 9185842593435 11023011112122 12247790124580 18371685186870 22046022224244 27557527780305 36743370373740 55115055560610 110230111121220