22200424391 has 16 divisors (see below), whose sum is σ = 23526720000. Its totient is φ = 20890111968.

The previous prime is 22200424387. The next prime is 22200424399. The reversal of 22200424391 is 19342400222.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22200424391 - 2² = 22200424387 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22200424399) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7401110 + ... + 7404108.

It is an arithmetic number, because the mean of its divisors is an integer number (1470420000).

Almost surely, 2^22200424391 is an apocalyptic number.

22200424391 is a deficient number, since it is larger than the sum of its proper divisors (1326295609).

22200424391 is a wasteful number, since it uses less digits than its factorization.

22200424391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5518.

The product of its (nonzero) digits is 6912, while the sum is 29.

The spelling of 22200424391 in words is "twenty-two billion, two hundred million, four hundred twenty-four thousand, three hundred ninety-one".