111122452404 has 18 divisors (see below), whose sum is σ = 280892865890. Its totient is φ = 37040817456.

The previous prime is 111122452393. The next prime is 111122452447. The reversal of 111122452404 is 404254221111.

111122452404 is a `hidden beast` number, since 1 + 1 + 1 + 12 + 245 + 2 + 404 = 666.

It can be written as a sum of positive squares in only one way, i.e., 90631102500 + 20491349904 = 301050^2 + 143148^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1543367359 + ... + 1543367430.

Almost surely, 2^111122452404 is an apocalyptic number.

It is an amenable number.

111122452404 is an abundant number, since it is smaller than the sum of its proper divisors (169770413486).

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

111122452404 is a wasteful number, since it uses less digits than its factorization.

111122452404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3086734799 (or 3086734794 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 27.

Adding to 111122452404 its reverse (404254221111), we get a palindrome (515376673515).

The spelling of 111122452404 in words is "one hundred eleven billion, one hundred twenty-two million, four hundred fifty-two thousand, four hundred four".