111400104225 has 96 divisors (see below), whose sum is σ = 189766139904. Its totient is φ = 57647116800.

The previous prime is 111400104203. The next prime is 111400104247. The reversal of 111400104225 is 522401004111.

It is an interprime number because it is at equal distance from previous prime (111400104203) and next prime (111400104247).

It is not a de Polignac number, because 111400104225 - 2²⁴ = 111383327009 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 91086964 + ... + 91088186.

It is an arithmetic number, because the mean of its divisors is an integer number (1976730624).

Almost surely, 2^111400104225 is an apocalyptic number.

111400104225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

111400104225 is a deficient number, since it is larger than the sum of its proper divisors (78366035679).

111400104225 is a wasteful number, since it uses less digits than its factorization.

111400104225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1567 (or 1562 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 21.

Adding to 111400104225 its reverse (522401004111), we get a palindrome (633801108336).

The spelling of 111400104225 in words is "one hundred eleven billion, four hundred million, one hundred four thousand, two hundred twenty-five".