22451133421999 has 2 divisors, whose sum is σ = 22451133422000. Its totient is φ = 22451133421998.

The previous prime is 22451133421973. The next prime is 22451133422083. The reversal of 22451133421999 is 99912433115422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22451133421999 - 2⁵ = 22451133421967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22451133421909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11225566710999 + 11225566711000.

It is an arithmetic number, because the mean of its divisors is an integer number (11225566711000).

Almost surely, 2^{22451133421999} is an apocalyptic number.

22451133421999 is a deficient number, since it is larger than the sum of its proper divisors (1).

22451133421999 is an equidigital number, since it uses as much as digits as its factorization.

22451133421999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4199040, while the sum is 55.

The spelling of 22451133421999 in words is "twenty-two trillion, four hundred fifty-one billion, one hundred thirty-three million, four hundred twenty-one thousand, nine hundred ninety-nine".