2313223013021 has 8 divisors (see below), whose sum is σ = 2326265259864. Its totient is φ = 2300183645760.

The previous prime is 2313223012999. The next prime is 2313223013029. The reversal of 2313223013021 is 1203103223132.

It can be written as a sum of positive squares in 4 ways, for example, as 150738062500 + 2162484950521 = 388250^2 + 1470539^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2313223013021 - 2¹⁰ = 2313223011997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2313223013029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 901535 + ... + 2332211.

It is an arithmetic number, because the mean of its divisors is an integer number (290783157483).

Almost surely, 2^{2313223013021} is an apocalyptic number.

It is an amenable number.

2313223013021 is a deficient number, since it is larger than the sum of its proper divisors (13042246843).

2313223013021 is a wasteful number, since it uses less digits than its factorization.

2313223013021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1439791.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 2313223013021 its reverse (1203103223132), we get a palindrome (3516326236153).

The spelling of 2313223013021 in words is "two trillion, three hundred thirteen billion, two hundred twenty-three million, thirteen thousand, twenty-one".