12102220311032 has 128 divisors (see below), whose sum is σ = 24280286284800. Its totient is φ = 5642940914688.

The previous prime is 12102220310989. The next prime is 12102220311061. The reversal of 12102220311032 is 23011302220121.

It is a junction number, because it is equal to n+sod(n) for n = 12102220310995 and 12102220311013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 479682194 + ... + 479707422.

It is an arithmetic number, because the mean of its divisors is an integer number (189689736600).

Almost surely, 2^{12102220311032} is an apocalyptic number.

It is an amenable number.

12102220311032 is an abundant number, since it is smaller than the sum of its proper divisors (12178065973768).

12102220311032 is a wasteful number, since it uses less digits than its factorization.

12102220311032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25725 (or 25721 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 12102220311032 its reverse (23011302220121), we get a palindrome (35113522531153).

The spelling of 12102220311032 in words is "twelve trillion, one hundred two billion, two hundred twenty million, three hundred eleven thousand, thirty-two".