12220233313232 has 40 divisors (see below), whose sum is σ = 27231438969216. Its totient is φ = 5203884606336.

The previous prime is 12220233313181. The next prime is 12220233313261. The reversal of 12220233313232 is 23231333202221.

It is a junction number, because it is equal to n+sod(n) for n = 12220233313195 and 12220233313204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347464028 + ... + 347499195.

Almost surely, 2^{12220233313232} is an apocalyptic number.

It is an amenable number.

12220233313232 is an abundant number, since it is smaller than the sum of its proper divisors (15011205655984).

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

12220233313232 is a wasteful number, since it uses less digits than its factorization.

12220233313232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 694963395 (or 694963389 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 12220233313232 its reverse (23231333202221), we get a palindrome (35451566515453).

The spelling of 12220233313232 in words is "twelve trillion, two hundred twenty billion, two hundred thirty-three million, three hundred thirteen thousand, two hundred thirty-two".