12312323010103 has 4 divisors (see below), whose sum is σ = 12312517418208. Its totient is φ = 12312128602000.

The previous prime is 12312323010077. The next prime is 12312323010133. The reversal of 12312323010103 is 30101032321321.

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

It is a cyclic number.

It is not a de Polignac number, because 12312323010103 - 2²¹ = 12312320912951 is a prime.

It is a super-2 number, since 2×12312323010103² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12312323010133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97109023 + ... + 97235728.

It is an arithmetic number, because the mean of its divisors is an integer number (3078129354552).

Almost surely, 2^{12312323010103} is an apocalyptic number.

12312323010103 is a deficient number, since it is larger than the sum of its proper divisors (194408105).

12312323010103 is an equidigital number, since it uses as much as digits as its factorization.

12312323010103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194408104.

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

Adding to 12312323010103 its reverse (30101032321321), we get a palindrome (42413355331424).

The spelling of 12312323010103 in words is "twelve trillion, three hundred twelve billion, three hundred twenty-three million, ten thousand, one hundred three".