1312322201312 has 12 divisors (see below), whose sum is σ = 2583634333896. Its totient is φ = 656161100640.

The previous prime is 1312322201291. The next prime is 1312322201321. The reversal of 1312322201312 is 2131022232131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20505034364 + ... + 20505034427.

It is an arithmetic number, because the mean of its divisors is an integer number (215302861158).

Almost surely, 2^{1312322201312} is an apocalyptic number.

It is an amenable number.

1312322201312 is a deficient number, since it is larger than the sum of its proper divisors (1271312132584).

1312322201312 is an equidigital number, since it uses as much as digits as its factorization.

1312322201312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41010068801 (or 41010068793 counting only the distinct ones).

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

Adding to 1312322201312 its reverse (2131022232131), we get a palindrome (3443344433443).

The spelling of 1312322201312 in words is "one trillion, three hundred twelve billion, three hundred twenty-two million, two hundred one thousand, three hundred twelve".