1320012431342 has 16 divisors (see below), whose sum is σ = 2160516257712. Its totient is φ = 599867896320.

The previous prime is 1320012431279. The next prime is 1320012431399. The reversal of 1320012431342 is 2431342100231.

It is a congruent number.

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, 6789683 + ... + 6981390.

It is an arithmetic number, because the mean of its divisors is an integer number (135032266107).

Almost surely, 2^{1320012431342} is an apocalyptic number.

1320012431342 is a deficient number, since it is larger than the sum of its proper divisors (840503826370).

1320012431342 is a wasteful number, since it uses less digits than its factorization.

1320012431342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13775443.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 1320012431342 its reverse (2431342100231), we get a palindrome (3751354531573).

The spelling of 1320012431342 in words is "one trillion, three hundred twenty billion, twelve million, four hundred thirty-one thousand, three hundred forty-two".