1312023202108 has 6 divisors (see below), whose sum is σ = 2296040603696. Its totient is φ = 656011601052.

The previous prime is 1312023202093. The next prime is 1312023202111. The reversal of 1312023202108 is 8012023202131.

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, 164002900260 + ... + 164002900267.

Almost surely, 2^{1312023202108} is an apocalyptic number.

It is an amenable number.

1312023202108 is a deficient number, since it is larger than the sum of its proper divisors (984017401588).

1312023202108 is a wasteful number, since it uses less digits than its factorization.

1312023202108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328005800531 (or 328005800529 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 1312023202108 its reverse (8012023202131), we get a palindrome (9324046404239).

The spelling of 1312023202108 in words is "one trillion, three hundred twelve billion, twenty-three million, two hundred two thousand, one hundred eight".