22107620651 has 4 divisors (see below), whose sum is σ = 22151925000. Its totient is φ = 22063316304.

The previous prime is 22107620611. The next prime is 22107620681. The reversal of 22107620651 is 15602670122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22107620651 - 2²² = 22103426347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22107620611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22151426 + ... + 22152423.

It is an arithmetic number, because the mean of its divisors is an integer number (5537981250).

Almost surely, 2^22107620651 is an apocalyptic number.

22107620651 is a deficient number, since it is larger than the sum of its proper divisors (44304349).

22107620651 is an equidigital number, since it uses as much as digits as its factorization.

22107620651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44304348.

The product of its (nonzero) digits is 10080, while the sum is 32.

The spelling of 22107620651 in words is "twenty-two billion, one hundred seven million, six hundred twenty thousand, six hundred fifty-one".