22117357169 has 4 divisors (see below), whose sum is σ = 22332088896. Its totient is φ = 21902625444.

The previous prime is 22117357121. The next prime is 22117357177. The reversal of 22117357169 is 96175371122.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22117357169 is a prime.

It is a super-2 number, since 2×22117357169² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22117350169) 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, 107365709 + ... + 107365914.

It is an arithmetic number, because the mean of its divisors is an integer number (5583022224).

Almost surely, 2^22117357169 is an apocalyptic number.

It is an amenable number.

22117357169 is a deficient number, since it is larger than the sum of its proper divisors (214731727).

22117357169 is a wasteful number, since it uses less digits than its factorization.

22117357169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214731726.

The product of its digits is 158760, while the sum is 44.

The spelling of 22117357169 in words is "twenty-two billion, one hundred seventeen million, three hundred fifty-seven thousand, one hundred sixty-nine".