3122010312013 has 4 divisors (see below), whose sum is σ = 3122995487260. Its totient is φ = 3121025136768.

The previous prime is 3122010311999. The next prime is 3122010312019. The reversal of 3122010312013 is 3102130102213.

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 2538929933604 + 583080378409 = 1593402^2 + 763597^2 .

It is a cyclic number.

It is not a de Polignac number, because 3122010312013 - 2²¹ = 3122008214861 is a prime.

It is a super-2 number, since 2×3122010312013² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3122010312019) 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, 492582870 + ... + 492589207.

It is an arithmetic number, because the mean of its divisors is an integer number (780748871815).

Almost surely, 2^{3122010312013} is an apocalyptic number.

It is an amenable number.

3122010312013 is a deficient number, since it is larger than the sum of its proper divisors (985175247).

3122010312013 is an equidigital number, since it uses as much as digits as its factorization.

3122010312013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985175246.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 3122010312013 its reverse (3102130102213), we get a palindrome (6224140414226).

The spelling of 3122010312013 in words is "three trillion, one hundred twenty-two billion, ten million, three hundred twelve thousand, thirteen".