121292008125131 has 2 divisors, whose sum is σ = 121292008125132. Its totient is φ = 121292008125130.

The previous prime is 121292008125107. The next prime is 121292008125161. The reversal of 121292008125131 is 131521800292121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121292008125131 - 2²² = 121292003930827 is a prime.

It is a super-2 number, since 2×121292008125131² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (121292008125161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60646004062565 + 60646004062566.

It is an arithmetic number, because the mean of its divisors is an integer number (60646004062566).

Almost surely, 2^{121292008125131} is an apocalyptic number.

121292008125131 is a deficient number, since it is larger than the sum of its proper divisors (1).

121292008125131 is an equidigital number, since it uses as much as digits as its factorization.

121292008125131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 38.

The spelling of 121292008125131 in words is "one hundred twenty-one trillion, two hundred ninety-two billion, eight million, one hundred twenty-five thousand, one hundred thirty-one".