22102500971 has 2 divisors, whose sum is σ = 22102500972. Its totient is φ = 22102500970.

The previous prime is 22102500913. The next prime is 22102501027. The reversal of 22102500971 is 17900520122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22102500971 - 2¹⁸ = 22102238827 is a prime.

It is not a weakly prime, because it can be changed into another prime (22102500571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11051250485 + 11051250486.

It is an arithmetic number, because the mean of its divisors is an integer number (11051250486).

Almost surely, 2^22102500971 is an apocalyptic number.

22102500971 is a deficient number, since it is larger than the sum of its proper divisors (1).

22102500971 is an equidigital number, since it uses as much as digits as its factorization.

22102500971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 29.

The spelling of 22102500971 in words is "twenty-two billion, one hundred two million, five hundred thousand, nine hundred seventy-one".