1320013222132 has 96 divisors (see below), whose sum is σ = 2675023626240. Its totient is φ = 563282880000.

The previous prime is 1320013222127. The next prime is 1320013222181. The reversal of 1320013222132 is 2312223100231.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 835979719 + ... + 835981297.

It is an arithmetic number, because the mean of its divisors is an integer number (27864829440).

Almost surely, 2^{1320013222132} is an apocalyptic number.

It is an amenable number.

1320013222132 is an abundant number, since it is smaller than the sum of its proper divisors (1355010404108).

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

1320013222132 is a wasteful number, since it uses less digits than its factorization.

1320013222132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3733 (or 3731 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1320013222132 its reverse (2312223100231), we get a palindrome (3632236322363).

The spelling of 1320013222132 in words is "one trillion, three hundred twenty billion, thirteen million, two hundred twenty-two thousand, one hundred thirty-two".