120102111112177 has 2 divisors, whose sum is σ = 120102111112178. Its totient is φ = 120102111112176.

The previous prime is 120102111112153. The next prime is 120102111112267. The reversal of 120102111112177 is 771211111201021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79994259490401 + 40107851621776 = 8943951^2 + 6333076^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120102111112177 is a prime.

It is not a weakly prime, because it can be changed into another prime (120102111112777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60051055556088 + 60051055556089.

It is an arithmetic number, because the mean of its divisors is an integer number (60051055556089).

Almost surely, 2^{120102111112177} is an apocalyptic number.

It is an amenable number.

120102111112177 is a deficient number, since it is larger than the sum of its proper divisors (1).

120102111112177 is an equidigital number, since it uses as much as digits as its factorization.

120102111112177 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 392, while the sum is 28.

Adding to 120102111112177 its reverse (771211111201021), we get a palindrome (891313222313198).

The spelling of 120102111112177 in words is "one hundred twenty trillion, one hundred two billion, one hundred eleven million, one hundred twelve thousand, one hundred seventy-seven".