22720660905983 has 2 divisors, whose sum is σ = 22720660905984. Its totient is φ = 22720660905982.

The previous prime is 22720660905871. The next prime is 22720660905991. The reversal of 22720660905983 is 38950906602722.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22720660905983 - 2¹⁸ = 22720660643839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22720660965983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11360330452991 + 11360330452992.

It is an arithmetic number, because the mean of its divisors is an integer number (11360330452992).

Almost surely, 2^{22720660905983} is an apocalyptic number.

22720660905983 is a deficient number, since it is larger than the sum of its proper divisors (1).

22720660905983 is an equidigital number, since it uses as much as digits as its factorization.

22720660905983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19595520, while the sum is 59.

The spelling of 22720660905983 in words is "twenty-two trillion, seven hundred twenty billion, six hundred sixty million, nine hundred five thousand, nine hundred eighty-three".