22023622997 has 16 divisors (see below), whose sum is σ = 22900756032. Its totient is φ = 21163887360.

The previous prime is 22023622993. The next prime is 22023623053. The reversal of 22023622997 is 79922632022.

It is a cyclic number.

It is not a de Polignac number, because 22023622997 - 2² = 22023622993 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 (22023622991) 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, 2533823 + ... + 2542499.

It is an arithmetic number, because the mean of its divisors is an integer number (1431297252).

Almost surely, 2^22023622997 is an apocalyptic number.

It is an amenable number.

22023622997 is a deficient number, since it is larger than the sum of its proper divisors (877133035).

22023622997 is an equidigital number, since it uses as much as digits as its factorization.

22023622997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9668.

The product of its (nonzero) digits is 326592, while the sum is 44.

The spelling of 22023622997 in words is "twenty-two billion, twenty-three million, six hundred twenty-two thousand, nine hundred ninety-seven".