1310322120 has 64 divisors (see below), whose sum is σ = 3941809920. Its totient is φ = 348455424.

The previous prime is 1310322089. The next prime is 1310322131. The reversal of 1310322120 is 212230131.

1310322120 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1310322120² = 3433888116322588800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1310322120.

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, 29164 + ... + 58916.

It is an arithmetic number, because the mean of its divisors is an integer number (61590780).

Almost surely, 2^1310322120 is an apocalyptic number.

1310322120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1310322120 is an abundant number, since it is smaller than the sum of its proper divisors (2631487800).

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

1310322120 is a wasteful number, since it uses less digits than its factorization.

1310322120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30134 (or 30130 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1310322120 is about 36198.3717865873. The cubic root of 1310322120 is about 1094.2738581379.

Adding to 1310322120 its reverse (212230131), we get a palindrome (1522552251).

The spelling of 1310322120 in words is "one billion, three hundred ten million, three hundred twenty-two thousand, one hundred twenty".