121313230131001 has 2 divisors, whose sum is σ = 121313230131002. Its totient is φ = 121313230131000.

The previous prime is 121313230130941. The next prime is 121313230131127. The reversal of 121313230131001 is 100131032313121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121065898970025 + 247331160976 = 11002995^2 + 497324^2 .

It is a cyclic number.

It is not a de Polignac number, because 121313230131001 - 2⁴⁵ = 86128858042169 is a prime.

It is not a weakly prime, because it can be changed into another prime (121313230131601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60656615065500 + 60656615065501.

It is an arithmetic number, because the mean of its divisors is an integer number (60656615065501).

Almost surely, 2^{121313230131001} is an apocalyptic number.

It is an amenable number.

121313230131001 is a deficient number, since it is larger than the sum of its proper divisors (1).

121313230131001 is an equidigital number, since it uses as much as digits as its factorization.

121313230131001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 121313230131001 its reverse (100131032313121), we get a palindrome (221444262444122).

The spelling of 121313230131001 in words is "one hundred twenty-one trillion, three hundred thirteen billion, two hundred thirty million, one hundred thirty-one thousand, one".