22431422999 has 2 divisors, whose sum is σ = 22431423000. Its totient is φ = 22431422998.

The previous prime is 22431422953. The next prime is 22431423017. The reversal of 22431422999 is 99922413422.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22431422999 - 2²⁸ = 22162987543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22431422929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11215711499 + 11215711500.

It is an arithmetic number, because the mean of its divisors is an integer number (11215711500).

Almost surely, 2^22431422999 is an apocalyptic number.

22431422999 is a deficient number, since it is larger than the sum of its proper divisors (1).

22431422999 is an equidigital number, since it uses as much as digits as its factorization.

22431422999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 559872, while the sum is 47.

The spelling of 22431422999 in words is "twenty-two billion, four hundred thirty-one million, four hundred twenty-two thousand, nine hundred ninety-nine".