2312021312103 has 16 divisors (see below), whose sum is σ = 3135288721536. Its totient is φ = 1515083910240.

The previous prime is 2312021312077. The next prime is 2312021312129. The reversal of 2312021312103 is 3012131202132.

It is an interprime number because it is at equal distance from previous prime (2312021312077) and next prime (2312021312129).

It is not a de Polignac number, because 2312021312103 - 2¹⁰ = 2312021311079 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2312021312103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2312021312143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3869025 + ... + 4426442.

It is an arithmetic number, because the mean of its divisors is an integer number (195955545096).

Almost surely, 2^{2312021312103} is an apocalyptic number.

2312021312103 is a deficient number, since it is larger than the sum of its proper divisors (823267409433).

2312021312103 is a wasteful number, since it uses less digits than its factorization.

2312021312103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8297054.

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

Adding to 2312021312103 its reverse (3012131202132), we get a palindrome (5324152514235).

The spelling of 2312021312103 in words is "two trillion, three hundred twelve billion, twenty-one million, three hundred twelve thousand, one hundred three".