120515140413121 has 2 divisors, whose sum is σ = 120515140413122. Its totient is φ = 120515140413120.

The previous prime is 120515140413089. The next prime is 120515140413197. The reversal of 120515140413121 is 121314041515021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 120510336398400 + 4804014721 = 10977720^2 + 69311^2 .

It is a cyclic number.

It is not a de Polignac number, because 120515140413121 - 2⁵ = 120515140413089 is a prime.

It is not a weakly prime, because it can be changed into another prime (120515140513121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60257570206560 + 60257570206561.

It is an arithmetic number, because the mean of its divisors is an integer number (60257570206561).

Almost surely, 2^{120515140413121} is an apocalyptic number.

It is an amenable number.

120515140413121 is a deficient number, since it is larger than the sum of its proper divisors (1).

120515140413121 is an equidigital number, since it uses as much as digits as its factorization.

120515140413121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4800, while the sum is 31.

Adding to 120515140413121 its reverse (121314041515021), we get a palindrome (241829181928142).

The spelling of 120515140413121 in words is "one hundred twenty trillion, five hundred fifteen billion, one hundred forty million, four hundred thirteen thousand, one hundred twenty-one".