111840775107 has 12 divisors (see below), whose sum is σ = 150612138840. Its totient is φ = 73822273600.

The previous prime is 111840775097. The next prime is 111840775133. The reversal of 111840775107 is 701577048111.

It is not a de Polignac number, because 111840775107 - 2⁶ = 111840775043 is a prime.

It is a super-2 number, since 2×111840775107² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111840775307) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1796682 + ... + 1857887.

It is an arithmetic number, because the mean of its divisors is an integer number (12551011570).

Almost surely, 2^111840775107 is an apocalyptic number.

111840775107 is a deficient number, since it is larger than the sum of its proper divisors (38771363733).

111840775107 is an equidigital number, since it uses as much as digits as its factorization.

111840775107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3654774 (or 3654673 counting only the distinct ones).

The product of its (nonzero) digits is 54880, while the sum is 42.

The spelling of 111840775107 in words is "one hundred eleven billion, eight hundred forty million, seven hundred seventy-five thousand, one hundred seven".