22431214202689 has 2 divisors, whose sum is σ = 22431214202690. Its totient is φ = 22431214202688.

The previous prime is 22431214202669. The next prime is 22431214202699. The reversal of 22431214202689 is 98620241213422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16798661312689 + 5632552890000 = 4098617^2 + 2373300^2 .

It is a cyclic number.

It is not a de Polignac number, because 22431214202689 - 2²³ = 22431205814081 is a prime.

It is not a weakly prime, because it can be changed into another prime (22431214202659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11215607101344 + 11215607101345.

It is an arithmetic number, because the mean of its divisors is an integer number (11215607101345).

Almost surely, 2^{22431214202689} is an apocalyptic number.

It is an amenable number.

22431214202689 is a deficient number, since it is larger than the sum of its proper divisors (1).

22431214202689 is an equidigital number, since it uses as much as digits as its factorization.

22431214202689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 663552, while the sum is 46.

The spelling of 22431214202689 in words is "twenty-two trillion, four hundred thirty-one billion, two hundred fourteen million, two hundred two thousand, six hundred eighty-nine".