22611319117 has 2 divisors, whose sum is σ = 22611319118. Its totient is φ = 22611319116.

The previous prime is 22611319109. The next prime is 22611319177. The reversal of 22611319117 is 71191311622.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22564245796 + 47073321 = 150214^2 + 6861^2 .

It is a cyclic number.

It is not a de Polignac number, because 22611319117 - 2³ = 22611319109 is a prime.

It is a super-2 number, since 2×22611319117² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22611319177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11305659558 + 11305659559.

It is an arithmetic number, because the mean of its divisors is an integer number (11305659559).

Almost surely, 2^22611319117 is an apocalyptic number.

It is an amenable number.

22611319117 is a deficient number, since it is larger than the sum of its proper divisors (1).

22611319117 is an equidigital number, since it uses as much as digits as its factorization.

22611319117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 34.

The spelling of 22611319117 in words is "twenty-two billion, six hundred eleven million, three hundred nineteen thousand, one hundred seventeen".