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220231030100000 = 255567139236477
BaseRepresentation
bin110010000100110010001000…
…010100010101000000100000
31001212202212210010222122122112
4302010302020110111000200
5212331231122201200000
62100220423304254452
764250111141646323
oct6204621024250040
91055685703878575
10220231030100000
1164199501097a27
122084a2ba471428
1395b690a4a26aa
143c5534b1127ba
151a6daab64d235
hexc84c88515020

220231030100000 has 288 divisors, whose sum is σ = 553988156863680. Its totient is φ = 86152936320000.

The previous prime is 220231030099987. The next prime is 220231030100071. The reversal of 220231030100000 is 1030132022.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 931181762 + ... + 931418238.

It is an arithmetic number, because the mean of its divisors is an integer number (1923569989110).

Almost surely, 2220231030100000 is an apocalyptic number.

220231030100000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220231030100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (276994078431840).

220231030100000 is an abundant number, since it is smaller than the sum of its proper divisors (333757126763680).

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

220231030100000 is an equidigital number, since it uses as much as digits as its factorization.

220231030100000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236718 (or 236690 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 220231030100000 its reverse (1030132022), we get a palindrome (220232060232022).

The spelling of 220231030100000 in words is "two hundred twenty trillion, two hundred thirty-one billion, thirty million, one hundred thousand".