88992120031 has 2 divisors, whose sum is σ = 88992120032. Its totient is φ = 88992120030.

The previous prime is 88992120023. The next prime is 88992120037. The reversal of 88992120031 is 13002129988.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 88992120031 - 2³ = 88992120023 is a prime.

It is a super-2 number, since 2×88992120031² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 88992120031.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88992120037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44496060015 + 44496060016.

It is an arithmetic number, because the mean of its divisors is an integer number (44496060016).

Almost surely, 2^88992120031 is an apocalyptic number.

88992120031 is a deficient number, since it is larger than the sum of its proper divisors (1).

88992120031 is an equidigital number, since it uses as much as digits as its factorization.

88992120031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 43.

The spelling of 88992120031 in words is "eighty-eight billion, nine hundred ninety-two million, one hundred twenty thousand, thirty-one".