111680913413251 has 128 divisors (see below), whose sum is σ = 144762344652800. Its totient is φ = 84319158643200.

The previous prime is 111680913413221. The next prime is 111680913413261. The reversal of 111680913413251 is 152314319086111.

It is not a de Polignac number, because 111680913413251 - 2³⁵ = 111646553674883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111680913413221) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 6787867141 + ... + 6787883593.

It is an arithmetic number, because the mean of its divisors is an integer number (1130955817600).

Almost surely, 2^{111680913413251} is an apocalyptic number.

111680913413251 is a deficient number, since it is larger than the sum of its proper divisors (33081431239549).

111680913413251 is a wasteful number, since it uses less digits than its factorization.

111680913413251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16766 (or 16740 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 46.

The spelling of 111680913413251 in words is "one hundred eleven trillion, six hundred eighty billion, nine hundred thirteen million, four hundred thirteen thousand, two hundred fifty-one".