3023221321313 has 4 divisors (see below), whose sum is σ = 3023232668820. Its totient is φ = 3023209973808.

The previous prime is 3023221321207. The next prime is 3023221321391. The reversal of 3023221321313 is 3131231223203.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 83447032384 + 2939774288929 = 288872^2 + 1714577^2 .

It is a cyclic number.

It is not a de Polignac number, because 3023221321313 - 2¹² = 3023221317217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3023221321013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5264270 + ... + 5810247.

It is an arithmetic number, because the mean of its divisors is an integer number (755808167205).

Almost surely, 2^{3023221321313} is an apocalyptic number.

It is an amenable number.

3023221321313 is a deficient number, since it is larger than the sum of its proper divisors (11347507).

3023221321313 is a wasteful number, since it uses less digits than its factorization.

3023221321313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11347506.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 3023221321313 its reverse (3131231223203), we get a palindrome (6154452544516).

The spelling of 3023221321313 in words is "three trillion, twenty-three billion, two hundred twenty-one million, three hundred twenty-one thousand, three hundred thirteen".