1313212023320 has 32 divisors (see below), whose sum is σ = 3110239004400. Its totient is φ = 497638240128.

The previous prime is 1313212023317. The next prime is 1313212023323. The reversal of 1313212023320 is 233202123131.

It is an interprime number because it is at equal distance from previous prime (1313212023317) and next prime (1313212023323).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313212023323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 863954519 + ... + 863956038.

Almost surely, 2^{1313212023320} is an apocalyptic number.

1313212023320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1313212023320 is an abundant number, since it is smaller than the sum of its proper divisors (1797026981080).

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

1313212023320 is a wasteful number, since it uses less digits than its factorization.

1313212023320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1727910587 (or 1727910583 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 1313212023320 its reverse (233202123131), we get a palindrome (1546414146451).

The spelling of 1313212023320 in words is "one trillion, three hundred thirteen billion, two hundred twelve million, twenty-three thousand, three hundred twenty".