111520426238 has 16 divisors (see below), whose sum is σ = 185017257600. Its totient is φ = 50079858336.

The previous prime is 111520426187. The next prime is 111520426247. The reversal of 111520426238 is 832624025111.

It is a junction number, because it is equal to n+sod(n) for n = 111520426198 and 111520426207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57961838 + ... + 57963761.

It is an arithmetic number, because the mean of its divisors is an integer number (11563578600).

Almost surely, 2^111520426238 is an apocalyptic number.

111520426238 is a deficient number, since it is larger than the sum of its proper divisors (73496831362).

111520426238 is a wasteful number, since it uses less digits than its factorization.

111520426238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115925651.

The product of its (nonzero) digits is 23040, while the sum is 35.

The spelling of 111520426238 in words is "one hundred eleven billion, five hundred twenty million, four hundred twenty-six thousand, two hundred thirty-eight".