1320322231024 has 80 divisors (see below), whose sum is σ = 2636180461152. Its totient is φ = 640317210624.

The previous prime is 1320322231001. The next prime is 1320322231043. The reversal of 1320322231024 is 4201322230231.

It is a super-3 number, since 3×1320322231024³ (a number of 37 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1320322231024.

It is a congruent number.

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, 78381547 + ... + 78398389.

Almost surely, 2^{1320322231024} is an apocalyptic number.

It is an amenable number.

1320322231024 is a deficient number, since it is larger than the sum of its proper divisors (1315858230128).

1320322231024 is a wasteful number, since it uses less digits than its factorization.

1320322231024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17954 (or 17948 counting only the distinct ones).

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

Adding to 1320322231024 its reverse (4201322230231), we get a palindrome (5521644461255).

The spelling of 1320322231024 in words is "one trillion, three hundred twenty billion, three hundred twenty-two million, two hundred thirty-one thousand, twenty-four".