12312310313102 has 4 divisors (see below), whose sum is σ = 18468465469656. Its totient is φ = 6156155156550.

The previous prime is 12312310313063. The next prime is 12312310313117. The reversal of 12312310313102 is 20131301321321.

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

It is a super-2 number, since 2×12312310313102² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3078077578274 + ... + 3078077578277.

It is an arithmetic number, because the mean of its divisors is an integer number (4617116367414).

Almost surely, 2^{12312310313102} is an apocalyptic number.

12312310313102 is a deficient number, since it is larger than the sum of its proper divisors (6156155156554).

12312310313102 is an equidigital number, since it uses as much as digits as its factorization.

12312310313102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6156155156553.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 12312310313102 its reverse (20131301321321), we get a palindrome (32443611634423).

The spelling of 12312310313102 in words is "twelve trillion, three hundred twelve billion, three hundred ten million, three hundred thirteen thousand, one hundred two".