22079723229 has 8 divisors (see below), whose sum is σ = 32710701120. Its totient is φ = 14719815468.

The previous prime is 22079723227. The next prime is 22079723257. The reversal of 22079723229 is 92232797022.

It is not a de Polignac number, because 22079723229 - 2¹ = 22079723227 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22079723227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 408883737 + ... + 408883790.

It is an arithmetic number, because the mean of its divisors is an integer number (4088837640).

Almost surely, 2^22079723229 is an apocalyptic number.

It is an amenable number.

22079723229 is a deficient number, since it is larger than the sum of its proper divisors (10630977891).

22079723229 is an equidigital number, since it uses as much as digits as its factorization.

22079723229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 817767536 (or 817767530 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 45.

The spelling of 22079723229 in words is "twenty-two billion, seventy-nine million, seven hundred twenty-three thousand, two hundred twenty-nine".