3113033221031 has 4 divisors (see below), whose sum is σ = 3220379194200. Its totient is φ = 3005687247864.

The previous prime is 3113033221021. The next prime is 3113033221049. The reversal of 3113033221031 is 1301223303113.

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 3113033221031 - 2¹⁰ = 3113033220007 is a prime.

It is a super-2 number, since 2×3113033221031² (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 = 3113033220988 and 3113033221006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3113033221021) 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, 53672986541 + ... + 53672986598.

It is an arithmetic number, because the mean of its divisors is an integer number (805094798550).

Almost surely, 2^{3113033221031} is an apocalyptic number.

3113033221031 is a deficient number, since it is larger than the sum of its proper divisors (107345973169).

3113033221031 is a wasteful number, since it uses less digits than its factorization.

3113033221031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107345973168.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 3113033221031 its reverse (1301223303113), we get a palindrome (4414256524144).

The spelling of 3113033221031 in words is "three trillion, one hundred thirteen billion, thirty-three million, two hundred twenty-one thousand, thirty-one".