22135120154 has 64 divisors (see below), whose sum is σ = 40077312000. Its totient is φ = 9155689200.

The previous prime is 22135120153. The next prime is 22135120157. The reversal of 22135120154 is 45102153122.

It is not an unprimeable number, because it can be changed into a prime (22135120153) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9334589 + ... + 9336959.

It is an arithmetic number, because the mean of its divisors is an integer number (626208000).

Almost surely, 2^22135120154 is an apocalyptic number.

22135120154 is a deficient number, since it is larger than the sum of its proper divisors (17942191846).

22135120154 is a wasteful number, since it uses less digits than its factorization.

22135120154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2864 (or 2850 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 22135120154 its reverse (45102153122), we get a palindrome (67237273276).

The spelling of 22135120154 in words is "twenty-two billion, one hundred thirty-five million, one hundred twenty thousand, one hundred fifty-four".