111023305020400 has 60 divisors (see below), whose sum is σ = 266746852202544. Its totient is φ = 44407097344000.

The previous prime is 111023305020373. The next prime is 111023305020413. The reversal of 111023305020400 is 4020503320111.

It is a happy number.

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, 1054320 + ... + 14938480.

Almost surely, 2^{111023305020400} is an apocalyptic number.

111023305020400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111023305020400 is an abundant number, since it is smaller than the sum of its proper divisors (155723547182144).

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

111023305020400 is a wasteful number, since it uses less digits than its factorization.

111023305020400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13904170 (or 13904159 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 111023305020400 its reverse (4020503320111), we get a palindrome (115043808340511).

The spelling of 111023305020400 in words is "one hundred eleven trillion, twenty-three billion, three hundred five million, twenty thousand, four hundred".