3121004022 has 16 divisors (see below), whose sum is σ = 6248074752. Its totient is φ = 1039323560.

The previous prime is 3121003999. The next prime is 3121004053. The reversal of 3121004022 is 2204001213.

It is a super-2 number, since 2×3121004022² = 19481332210680352968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3121003992 and 3121004010.

It is a congruent number.

It is an unprimeable number.

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, 246078 + ... + 258449.

It is an arithmetic number, because the mean of its divisors is an integer number (390504672).

Almost surely, 2^3121004022 is an apocalyptic number.

3121004022 is an abundant number, since it is smaller than the sum of its proper divisors (3127070730).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3121004022 is a wasteful number, since it uses less digits than its factorization.

3121004022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505563.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 3121004022 is about 55865.9468907491. The cubic root of 3121004022 is about 1461.3854400724.

Adding to 3121004022 its reverse (2204001213), we get a palindrome (5325005235).

The spelling of 3121004022 in words is "three billion, one hundred twenty-one million, four thousand, twenty-two".