1321021322332 has 24 divisors (see below), whose sum is σ = 2369052543312. Its totient is φ = 644161142400.

The previous prime is 1321021322329. The next prime is 1321021322347. The reversal of 1321021322332 is 2332231201231.

It is a super-4 number, since 4×1321021322332⁴ (a number of 50 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1321021322297 and 1321021322306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1053894 + ... + 1937197.

It is an arithmetic number, because the mean of its divisors is an integer number (98710522638).

Almost surely, 2^{1321021322332} is an apocalyptic number.

It is an amenable number.

1321021322332 is a deficient number, since it is larger than the sum of its proper divisors (1048031220980).

1321021322332 is a wasteful number, since it uses less digits than its factorization.

1321021322332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2993829 (or 2993827 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 1321021322332 its reverse (2332231201231), we get a palindrome (3653252523563).

The spelling of 1321021322332 in words is "one trillion, three hundred twenty-one billion, twenty-one million, three hundred twenty-two thousand, three hundred thirty-two".