3130220331331 has 4 divisors (see below), whose sum is σ = 3152739902200. Its totient is φ = 3107700760464.

The previous prime is 3130220331323. The next prime is 3130220331341. The reversal of 3130220331331 is 1331330220313.

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

It is a cyclic number.

It is not a de Polignac number, because 3130220331331 - 2³ = 3130220331323 is a prime.

It is a super-2 number, since 2×3130220331331² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3130220331296 and 3130220331305.

It is not an unprimeable number, because it can be changed into a prime (3130220331311) 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, 11259785226 + ... + 11259785503.

It is an arithmetic number, because the mean of its divisors is an integer number (788184975550).

Almost surely, 2^{3130220331331} is an apocalyptic number.

3130220331331 is a deficient number, since it is larger than the sum of its proper divisors (22519570869).

3130220331331 is a wasteful number, since it uses less digits than its factorization.

3130220331331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22519570868.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 3130220331331 its reverse (1331330220313), we get a palindrome (4461550551644).

The spelling of 3130220331331 in words is "three trillion, one hundred thirty billion, two hundred twenty million, three hundred thirty-one thousand, three hundred thirty-one".