111310012338 has 64 divisors (see below), whose sum is σ = 271040394240. Its totient is φ = 29766007872.

The previous prime is 111310012337. The next prime is 111310012339. The reversal of 111310012338 is 833210013111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (111310012337) and next prime (111310012339).

It is not an unprimeable number, because it can be changed into a prime (111310012337) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 774045 + ... + 906512.

It is an arithmetic number, because the mean of its divisors is an integer number (4235006160).

Almost surely, 2^111310012338 is an apocalyptic number.

111310012338 is an abundant number, since it is smaller than the sum of its proper divisors (159730381902).

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

111310012338 is a wasteful number, since it uses less digits than its factorization.

111310012338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1680671.

The product of its (nonzero) digits is 432, while the sum is 24.

Adding to 111310012338 its reverse (833210013111), we get a palindrome (944520025449).

The spelling of 111310012338 in words is "one hundred eleven billion, three hundred ten million, twelve thousand, three hundred thirty-eight".