100111515153 has 32 divisors (see below), whose sum is σ = 147375427584. Its totient is φ = 60058780992.

The previous prime is 100111515149. The next prime is 100111515253. The reversal of 100111515153 is 351515111001.

It is not a de Polignac number, because 100111515153 - 2² = 100111515149 is a prime.

It is a super-2 number, since 2×100111515153² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (100111515253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 820000 + ... + 934142.

It is an arithmetic number, because the mean of its divisors is an integer number (4605482112).

Almost surely, 2^100111515153 is an apocalyptic number.

100111515153 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

100111515153 is a deficient number, since it is larger than the sum of its proper divisors (47263912431).

100111515153 is a wasteful number, since it uses less digits than its factorization.

100111515153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114725.

The product of its (nonzero) digits is 375, while the sum is 24.

Adding to 100111515153 its reverse (351515111001), we get a palindrome (451626626154).

The spelling of 100111515153 in words is "one hundred billion, one hundred eleven million, five hundred fifteen thousand, one hundred fifty-three".