2312010120123 has 32 divisors (see below), whose sum is σ = 3748369489920. Its totient is φ = 1396797950880.

The previous prime is 2312010120061. The next prime is 2312010120139. The reversal of 2312010120123 is 3210210102132.

It is not a de Polignac number, because 2312010120123 - 2⁹ = 2312010119611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2312010120096 and 2312010120105.

It is not an unprimeable number, because it can be changed into a prime (2312010120323) by changing a digit.

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 in 31 ways as a sum of consecutive naturals, for example, 12184315 + ... + 12372612.

It is an arithmetic number, because the mean of its divisors is an integer number (117136546560).

Almost surely, 2^{2312010120123} is an apocalyptic number.

2312010120123 is a deficient number, since it is larger than the sum of its proper divisors (1436359369797).

2312010120123 is a wasteful number, since it uses less digits than its factorization.

2312010120123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24557264 (or 24557258 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 2312010120123 its reverse (3210210102132), we get a palindrome (5522220222255).

The spelling of 2312010120123 in words is "two trillion, three hundred twelve billion, ten million, one hundred twenty thousand, one hundred twenty-three".