2112310321023 has 32 divisors (see below), whose sum is σ = 3241307243520. Its totient is φ = 1198584806400.

The previous prime is 2112310321021. The next prime is 2112310321063. The reversal of 2112310321023 is 3201230132112.

It is not a de Polignac number, because 2112310321023 - 2¹ = 2112310321021 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112310321021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8299993 + ... + 8550701.

It is an arithmetic number, because the mean of its divisors is an integer number (101290851360).

Almost surely, 2^{2112310321023} is an apocalyptic number.

2112310321023 is a deficient number, since it is larger than the sum of its proper divisors (1128996922497).

2112310321023 is a wasteful number, since it uses less digits than its factorization.

2112310321023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253527.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 2112310321023 its reverse (3201230132112), we get a palindrome (5313540453135).

The spelling of 2112310321023 in words is "two trillion, one hundred twelve billion, three hundred ten million, three hundred twenty-one thousand, twenty-three".