22154233122 has 48 divisors (see below), whose sum is σ = 55015396800. Its totient is φ = 6311631456.

The previous prime is 22154233099. The next prime is 22154233133. The reversal of 22154233122 is 22133245122.

22154233122 is a `hidden beast` number, since 2 + 215 + 423 + 3 + 1 + 22 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 207928 + ... + 295875.

It is an arithmetic number, because the mean of its divisors is an integer number (1146154100).

Almost surely, 2^22154233122 is an apocalyptic number.

22154233122 is an abundant number, since it is smaller than the sum of its proper divisors (32861163678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22154233122 is a wasteful number, since it uses less digits than its factorization.

22154233122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504167 (or 504164 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

Adding to 22154233122 its reverse (22133245122), we get a palindrome (44287478244).

The spelling of 22154233122 in words is "twenty-two billion, one hundred fifty-four million, two hundred thirty-three thousand, one hundred twenty-two".