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10100244121 = 118910316899
BaseRepresentation
bin10010110100000010…
…10111111010011001
3222001220101120012121
421122001113322121
5131141130302441
64350123141241
7505202441602
oct113201277231
928056346177
1010100244121
1143133629a0
121b5a674821
13c4c6b8116
146bb5b8da9
153e1aaedd1
hex25a057e99

10100244121 has 8 divisors (see below), whose sum is σ = 11142252000. Its totient is φ = 9078870240.

The previous prime is 10100244073. The next prime is 10100244163. The reversal of 10100244121 is 12144200101.

It is a happy number.

10100244121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10100244121 - 223 = 10091855513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10100244095 and 10100244104.

It is not an unprimeable number, because it can be changed into a prime (10100245121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5157471 + ... + 5159428.

It is an arithmetic number, because the mean of its divisors is an integer number (1392781500).

Almost surely, 210100244121 is an apocalyptic number.

10100244121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10100244121 is a deficient number, since it is larger than the sum of its proper divisors (1042007879).

10100244121 is a wasteful number, since it uses less digits than its factorization.

10100244121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10316999.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10100244121 its reverse (12144200101), we get a palindrome (22244444222).

The spelling of 10100244121 in words is "ten billion, one hundred million, two hundred forty-four thousand, one hundred twenty-one".

Divisors: 1 11 89 979 10316899 113485889 918204011 10100244121