111310331159 has 2 divisors, whose sum is σ = 111310331160. Its totient is φ = 111310331158.

The previous prime is 111310331137. The next prime is 111310331221. The reversal of 111310331159 is 951133013111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111310331159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111310331659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55655165579 + 55655165580.

It is an arithmetic number, because the mean of its divisors is an integer number (55655165580).

Almost surely, 2^111310331159 is an apocalyptic number.

111310331159 is a deficient number, since it is larger than the sum of its proper divisors (1).

111310331159 is an equidigital number, since it uses as much as digits as its factorization.

111310331159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1215, while the sum is 29.

The spelling of 111310331159 in words is "one hundred eleven billion, three hundred ten million, three hundred thirty-one thousand, one hundred fifty-nine".