10111112400 has 60 divisors (see below), whose sum is σ = 32389267232. Its totient is φ = 2696296320.

The previous prime is 10111112383. The next prime is 10111112411. The reversal of 10111112400 is 421111101.

It is a tau number, because it is divible by the number of its divisors (60).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4211764 + ... + 4214163.

Almost surely, 2^10111112400 is an apocalyptic number.

10111112400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10111112400 is an abundant number, since it is smaller than the sum of its proper divisors (22278154832).

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

10111112400 is a wasteful number, since it uses less digits than its factorization.

10111112400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8425948 (or 8425937 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 10111112400 its reverse (421111101), we get a palindrome (10532223501).

The spelling of 10111112400 in words is "ten billion, one hundred eleven million, one hundred twelve thousand, four hundred".