22111474652 has 12 divisors (see below), whose sum is σ = 38702795040. Its totient is φ = 11053533216.

The previous prime is 22111474613. The next prime is 22111474661. The reversal of 22111474652 is 25647411122.

It is a super-2 number, since 2×22111474652² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 528353 + ... + 568664.

It is an arithmetic number, because the mean of its divisors is an integer number (3225232920).

Almost surely, 2^22111474652 is an apocalyptic number.

It is an amenable number.

22111474652 is a deficient number, since it is larger than the sum of its proper divisors (16591320388).

22111474652 is a wasteful number, since it uses less digits than its factorization.

22111474652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1102060 (or 1102058 counting only the distinct ones).

The product of its digits is 26880, while the sum is 35.

Adding to 22111474652 its reverse (25647411122), we get a palindrome (47758885774).

The spelling of 22111474652 in words is "twenty-two billion, one hundred eleven million, four hundred seventy-four thousand, six hundred fifty-two".