22615979011 has 2 divisors, whose sum is σ = 22615979012. Its totient is φ = 22615979010.

The previous prime is 22615978967. The next prime is 22615979027. The reversal of 22615979011 is 11097951622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22615979011 - 2²⁷ = 22481761283 is a prime.

It is a super-2 number, since 2×22615979011² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22615971011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11307989505 + 11307989506.

It is an arithmetic number, because the mean of its divisors is an integer number (11307989506).

Almost surely, 2^22615979011 is an apocalyptic number.

22615979011 is a deficient number, since it is larger than the sum of its proper divisors (1).

22615979011 is an equidigital number, since it uses as much as digits as its factorization.

22615979011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 43.

The spelling of 22615979011 in words is "twenty-two billion, six hundred fifteen million, nine hundred seventy-nine thousand, eleven".