1312113202322 has 32 divisors (see below), whose sum is σ = 2160123441840. Its totient is φ = 594009262080.

The previous prime is 1312113202307. The next prime is 1312113202327. The reversal of 1312113202322 is 2232023112131.

It can be written as a sum of positive squares in 8 ways, for example, as 493940490481 + 818172711841 = 702809^2 + 904529^2 .

It is not an unprimeable number, because it can be changed into a prime (1312113202327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5236622 + ... + 5481462.

Almost surely, 2^{1312113202322} is an apocalyptic number.

1312113202322 is a deficient number, since it is larger than the sum of its proper divisors (848010239518).

1312113202322 is a wasteful number, since it uses less digits than its factorization.

1312113202322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248798.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1312113202322 its reverse (2232023112131), we get a palindrome (3544136314453).

The spelling of 1312113202322 in words is "one trillion, three hundred twelve billion, one hundred thirteen million, two hundred two thousand, three hundred twenty-two".