10115120100 has 72 divisors (see below), whose sum is σ = 29280764800. Its totient is φ = 2696042880.

The previous prime is 10115120077. The next prime is 10115120137. The reversal of 10115120100 is 102151101.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 707826 + ... + 721974.

Almost surely, 2^10115120100 is an apocalyptic number.

10115120100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10115120100 is an abundant number, since it is smaller than the sum of its proper divisors (19165644700).

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

10115120100 is a wasteful number, since it uses less digits than its factorization.

10115120100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16549 (or 16542 counting only the distinct ones).

The product of its (nonzero) digits is 10, while the sum is 12.

Adding to 10115120100 its reverse (102151101), we get a palindrome (10217271201).

The spelling of 10115120100 in words is "ten billion, one hundred fifteen million, one hundred twenty thousand, one hundred".