22113132169 has 2 divisors, whose sum is σ = 22113132170. Its totient is φ = 22113132168.

The previous prime is 22113132161. The next prime is 22113132221. The reversal of 22113132169 is 96123131122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13050092169 + 9063040000 = 114237^2 + 95200^2 .

It is a cyclic number.

It is not a de Polignac number, because 22113132169 - 2³ = 22113132161 is a prime.

It is a super-2 number, since 2×22113132169² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22113132169.

It is not a weakly prime, because it can be changed into another prime (22113132161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11056566084 + 11056566085.

It is an arithmetic number, because the mean of its divisors is an integer number (11056566085).

Almost surely, 2^22113132169 is an apocalyptic number.

It is an amenable number.

22113132169 is a deficient number, since it is larger than the sum of its proper divisors (1).

22113132169 is an equidigital number, since it uses as much as digits as its factorization.

22113132169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 31.

The spelling of 22113132169 in words is "twenty-two billion, one hundred thirteen million, one hundred thirty-two thousand, one hundred sixty-nine".