121313220232459 has 2 divisors, whose sum is σ = 121313220232460. Its totient is φ = 121313220232458.

The previous prime is 121313220232331. The next prime is 121313220232471. The reversal of 121313220232459 is 954232022313121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121313220232459 - 2⁷ = 121313220232331 is a prime.

It is not a weakly prime, because it can be changed into another prime (121313220232159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60656610116229 + 60656610116230.

It is an arithmetic number, because the mean of its divisors is an integer number (60656610116230).

Almost surely, 2^{121313220232459} is an apocalyptic number.

121313220232459 is a deficient number, since it is larger than the sum of its proper divisors (1).

121313220232459 is an equidigital number, since it uses as much as digits as its factorization.

121313220232459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 121313220232459 in words is "one hundred twenty-one trillion, three hundred thirteen billion, two hundred twenty million, two hundred thirty-two thousand, four hundred fifty-nine".