1310315402122 has 4 divisors (see below), whose sum is σ = 1965473103186. Its totient is φ = 655157701060.

The previous prime is 1310315402113. The next prime is 1310315402129. The reversal of 1310315402122 is 2212045130131.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1281788529921 + 28526872201 = 1132161^2 + 168899^2 .

It is not an unprimeable number, because it can be changed into a prime (1310315402129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327578850529 + ... + 327578850532.

Almost surely, 2^{1310315402122} is an apocalyptic number.

1310315402122 is a deficient number, since it is larger than the sum of its proper divisors (655157701064).

1310315402122 is an equidigital number, since it uses as much as digits as its factorization.

1310315402122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655157701063.

The product of its (nonzero) digits is 1440, while the sum is 25.

The spelling of 1310315402122 in words is "one trillion, three hundred ten billion, three hundred fifteen million, four hundred two thousand, one hundred twenty-two".