2312121002313 has 16 divisors (see below), whose sum is σ = 3148507054080. Its totient is φ = 1508576288016.

The previous prime is 2312121002293. The next prime is 2312121002351. The reversal of 2312121002313 is 3132001212132.

It is not a de Polignac number, because 2312121002313 - 2¹⁴ = 2312120985929 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2312121002313.

It is not an unprimeable number, because it can be changed into a prime (2312121002813) 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, 5388106 + ... + 5801372.

It is an arithmetic number, because the mean of its divisors is an integer number (196781690880).

Almost surely, 2^{2312121002313} is an apocalyptic number.

It is an amenable number.

2312121002313 is a deficient number, since it is larger than the sum of its proper divisors (836386051767).

2312121002313 is a wasteful number, since it uses less digits than its factorization.

2312121002313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452996.

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

Adding to 2312121002313 its reverse (3132001212132), we get a palindrome (5444122214445).

The spelling of 2312121002313 in words is "two trillion, three hundred twelve billion, one hundred twenty-one million, two thousand, three hundred thirteen".