22233155412 has 48 divisors (see below), whose sum is σ = 55902295232. Its totient is φ = 6836762880.

The previous prime is 22233155381. The next prime is 22233155449. The reversal of 22233155412 is 21455133222.

It is a self number, because there is not a number n which added to its sum of digits gives 22233155412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 215487 + ... + 301497.

Almost surely, 2^22233155412 is an apocalyptic number.

It is an amenable number.

22233155412 is an abundant number, since it is smaller than the sum of its proper divisors (33669139820).

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

22233155412 is a wasteful number, since it uses less digits than its factorization.

22233155412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87688 (or 87686 counting only the distinct ones).

The product of its digits is 14400, while the sum is 30.

Adding to 22233155412 its reverse (21455133222), we get a palindrome (43688288634).

The spelling of 22233155412 in words is "twenty-two billion, two hundred thirty-three million, one hundred fifty-five thousand, four hundred twelve".