111140424402 has 32 divisors (see below), whose sum is σ = 254133474432. Its totient is φ = 31742129664.

The previous prime is 111140424379. The next prime is 111140424469. The reversal of 111140424402 is 204424041111.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 401353 + ... + 619164.

It is an arithmetic number, because the mean of its divisors is an integer number (7941671076).

Almost surely, 2^111140424402 is an apocalyptic number.

111140424402 is an abundant number, since it is smaller than the sum of its proper divisors (142993050030).

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

111140424402 is a wasteful number, since it uses less digits than its factorization.

111140424402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1023122.

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 111140424402 its reverse (204424041111), we get a palindrome (315564465513).

The spelling of 111140424402 in words is "one hundred eleven billion, one hundred forty million, four hundred twenty-four thousand, four hundred two".