1331302110320 has 120 divisors (see below), whose sum is σ = 3830504180256. Its totient is φ = 421335143424.

The previous prime is 1331302110319. The next prime is 1331302110343. The reversal of 1331302110320 is 230112031331.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1331302110292 and 1331302110301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6938867 + ... + 7128146.

Almost surely, 2^{1331302110320} is an apocalyptic number.

1331302110320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1331302110320 is an abundant number, since it is smaller than the sum of its proper divisors (2499202069936).

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

1331302110320 is a wasteful number, since it uses less digits than its factorization.

1331302110320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14067059 (or 14067040 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1331302110320 its reverse (230112031331), we get a palindrome (1561414141651).

The spelling of 1331302110320 in words is "one trillion, three hundred thirty-one billion, three hundred two million, one hundred ten thousand, three hundred twenty".