1310120302320 has 100 divisors (see below), whose sum is σ = 4550241924360. Its totient is φ = 349365412224.

The previous prime is 1310120302313. The next prime is 1310120302339. The reversal of 1310120302320 is 232030210131.

1310120302320 is a `hidden beast` number, since 1 + 31 + 0 + 12 + 0 + 302 + 320 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1310120302293 and 1310120302302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 101083050 + ... + 101096009.

Almost surely, 2^{1310120302320} is an apocalyptic number.

1310120302320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1310120302320 is an abundant number, since it is smaller than the sum of its proper divisors (3240121622040).

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

1310120302320 is a wasteful number, since it uses less digits than its factorization.

1310120302320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202179084 (or 202179069 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1310120302320 its reverse (232030210131), we get a palindrome (1542150512451).

The spelling of 1310120302320 in words is "one trillion, three hundred ten billion, one hundred twenty million, three hundred two thousand, three hundred twenty".