12220230322132 has 48 divisors (see below), whose sum is σ = 24547270809600. Its totient is φ = 5214387785472.

The previous prime is 12220230322109. The next prime is 12220230322171. The reversal of 12220230322132 is 23122303202221.

It is a junction number, because it is equal to n+sod(n) for n = 12220230322097 and 12220230322106.

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, 7896013 + ... + 9315979.

It is an arithmetic number, because the mean of its divisors is an integer number (511401475200).

Almost surely, 2^{12220230322132} is an apocalyptic number.

It is an amenable number.

12220230322132 is an abundant number, since it is smaller than the sum of its proper divisors (12327040487468).

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

12220230322132 is a wasteful number, since it uses less digits than its factorization.

12220230322132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1421320 (or 1421318 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 12220230322132 its reverse (23122303202221), we get a palindrome (35342533524353).

The spelling of 12220230322132 in words is "twelve trillion, two hundred twenty billion, two hundred thirty million, three hundred twenty-two thousand, one hundred thirty-two".