12232220013232 has 80 divisors (see below), whose sum is σ = 25047426326400. Its totient is φ = 5770986946560.

The previous prime is 12232220013229. The next prime is 12232220013271. The reversal of 12232220013232 is 23231002223221.

It is a super-2 number, since 2×12232220013232² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12232220013197 and 12232220013206.

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, 102476208 + ... + 102595504.

It is an arithmetic number, because the mean of its divisors is an integer number (313092829080).

Almost surely, 2^{12232220013232} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12232220013232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12523713163200).

12232220013232 is an abundant number, since it is smaller than the sum of its proper divisors (12815206313168).

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

12232220013232 is a wasteful number, since it uses less digits than its factorization.

12232220013232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120674 (or 120668 counting only the distinct ones).

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

Adding to 12232220013232 its reverse (23231002223221), we get a palindrome (35463222236453).

The spelling of 12232220013232 in words is "twelve trillion, two hundred thirty-two billion, two hundred twenty million, thirteen thousand, two hundred thirty-two".