112911111115 has 16 divisors (see below), whose sum is σ = 147817444320. Its totient is φ = 82113541120.

The previous prime is 112911111113. The next prime is 112911111167. The reversal of 112911111115 is 511111119211.

It is not a de Polignac number, because 112911111115 - 2¹ = 112911111113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112911111115.

It is not an unprimeable number, because it can be changed into a prime (112911111113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2329851 + ... + 2377819.

It is an arithmetic number, because the mean of its divisors is an integer number (9238590270).

Almost surely, 2^112911111115 is an apocalyptic number.

112911111115 is a deficient number, since it is larger than the sum of its proper divisors (34906333205).

112911111115 is a wasteful number, since it uses less digits than its factorization.

112911111115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90782.

The product of its digits is 90, while the sum is 25.

The spelling of 112911111115 in words is "one hundred twelve billion, nine hundred eleven million, one hundred eleven thousand, one hundred fifteen".