1320113120012 has 24 divisors (see below), whose sum is σ = 2325581512800. Its totient is φ = 655669486080.

The previous prime is 1320113120003. The next prime is 1320113120021. The reversal of 1320113120012 is 2100213110231.

It is an interprime number because it is at equal distance from previous prime (1320113120003) and next prime (1320113120021).

It is a super-2 number, since 2×1320113120012² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 385637 + ... + 1670012.

It is an arithmetic number, because the mean of its divisors is an integer number (96899229700).

Almost surely, 2^{1320113120012} is an apocalyptic number.

It is an amenable number.

1320113120012 is a deficient number, since it is larger than the sum of its proper divisors (1005468392788).

1320113120012 is a wasteful number, since it uses less digits than its factorization.

1320113120012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2056721 (or 2056719 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1320113120012 its reverse (2100213110231), we get a palindrome (3420326230243).

The spelling of 1320113120012 in words is "one trillion, three hundred twenty billion, one hundred thirteen million, one hundred twenty thousand, twelve".