22316913161 has 2 divisors, whose sum is σ = 22316913162. Its totient is φ = 22316913160.

The previous prime is 22316913121. The next prime is 22316913173. The reversal of 22316913161 is 16131961322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13367753161 + 8949160000 = 115619^2 + 94600^2 .

It is a cyclic number.

It is not a de Polignac number, because 22316913161 - 2¹⁸ = 22316651017 is a prime.

It is a super-3 number, since 3×22316913161³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (22316913121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11158456580 + 11158456581.

It is an arithmetic number, because the mean of its divisors is an integer number (11158456581).

Almost surely, 2^22316913161 is an apocalyptic number.

It is an amenable number.

22316913161 is a deficient number, since it is larger than the sum of its proper divisors (1).

22316913161 is an equidigital number, since it uses as much as digits as its factorization.

22316913161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 35.

The spelling of 22316913161 in words is "twenty-two billion, three hundred sixteen million, nine hundred thirteen thousand, one hundred sixty-one".