22105014554 has 12 divisors (see below), whose sum is σ = 38570994954. Its totient is φ = 9473577624.

The previous prime is 22105014521. The next prime is 22105014563. The reversal of 22105014554 is 45541050122.

It can be written as a sum of positive squares in only one way, i.e., 20973701329 + 1131313225 = 144823^2 + 33635^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112780589 + ... + 112780784.

Almost surely, 2^22105014554 is an apocalyptic number.

22105014554 is a deficient number, since it is larger than the sum of its proper divisors (16465980400).

22105014554 is a wasteful number, since it uses less digits than its factorization.

22105014554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225561389 (or 225561382 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 29.

Adding to 22105014554 its reverse (45541050122), we get a palindrome (67646064676).

The spelling of 22105014554 in words is "twenty-two billion, one hundred five million, fourteen thousand, five hundred fifty-four".