1322311030312 has 8 divisors (see below), whose sum is σ = 2479333181850. Its totient is φ = 661155515152.

The previous prime is 1322311030303. The next prime is 1322311030333. The reversal of 1322311030312 is 2130301132231.

It can be written as a sum of positive squares in only one way, i.e., 1220393021796 + 101918008516 = 1104714^2 + 319246^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82644439387 + ... + 82644439402.

Almost surely, 2^{1322311030312} is an apocalyptic number.

It is an amenable number.

1322311030312 is a deficient number, since it is larger than the sum of its proper divisors (1157022151538).

1322311030312 is a wasteful number, since it uses less digits than its factorization.

1322311030312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165288878795 (or 165288878791 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1322311030312 its reverse (2130301132231), we get a palindrome (3452612162543).

The spelling of 1322311030312 in words is "one trillion, three hundred twenty-two billion, three hundred eleven million, thirty thousand, three hundred twelve".