1321300013332 has 48 divisors (see below), whose sum is σ = 2637247878720. Its totient is φ = 573821978112.

The previous prime is 1321300013329. The next prime is 1321300013357. The reversal of 1321300013332 is 2333100031231.

It is a super-2 number, since 2×1321300013332² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3589483 + ... + 3940429.

It is an arithmetic number, because the mean of its divisors is an integer number (54942664140).

Almost surely, 2^{1321300013332} is an apocalyptic number.

It is an amenable number.

1321300013332 is a deficient number, since it is larger than the sum of its proper divisors (1315947865388).

1321300013332 is a wasteful number, since it uses less digits than its factorization.

1321300013332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355240 (or 355238 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 1321300013332 its reverse (2333100031231), we get a palindrome (3654400044563).

The spelling of 1321300013332 in words is "one trillion, three hundred twenty-one billion, three hundred million, thirteen thousand, three hundred thirty-two".