2421230656913 has 2 divisors, whose sum is σ = 2421230656914. Its totient is φ = 2421230656912.

The previous prime is 2421230656907. The next prime is 2421230656919. The reversal of 2421230656913 is 3196560321242.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (2421230656907) and next prime (2421230656919).

It can be written as a sum of positive squares in only one way, i.e., 1663872967744 + 757357689169 = 1289912^2 + 870263^2 .

It is a cyclic number.

It is not a de Polignac number, because 2421230656913 - 2²⁶ = 2421163548049 is a prime.

It is not a weakly prime, because it can be changed into another prime (2421230656919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210615328456 + 1210615328457.

It is an arithmetic number, because the mean of its divisors is an integer number (1210615328457).

Almost surely, 2^{2421230656913} is an apocalyptic number.

It is an amenable number.

2421230656913 is a deficient number, since it is larger than the sum of its proper divisors (1).

2421230656913 is an equidigital number, since it uses as much as digits as its factorization.

2421230656913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 44.

The spelling of 2421230656913 in words is "two trillion, four hundred twenty-one billion, two hundred thirty million, six hundred fifty-six thousand, nine hundred thirteen".