1310313220000 has 120 divisors (see below), whose sum is σ = 3363723338976. Its totient is φ = 501337056000.

The previous prime is 1310313219973. The next prime is 1310313220003. The reversal of 1310313220000 is 223130131.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (1310313220003) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 964254 + ... + 1884253.

Almost surely, 2^{1310313220000} is an apocalyptic number.

1310313220000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1310313220000 is an abundant number, since it is smaller than the sum of its proper divisors (2053410118976).

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

1310313220000 is an equidigital number, since it uses as much as digits as its factorization.

1310313220000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2848560 (or 2848537 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 1310313220000 its reverse (223130131), we get a palindrome (1310536350131).

The spelling of 1310313220000 in words is "one trillion, three hundred ten billion, three hundred thirteen million, two hundred twenty thousand".