3121002022 has 32 divisors (see below), whose sum is σ = 4886632800. Its totient is φ = 1493664768.

The previous prime is 3121001999. The next prime is 3121002023. The reversal of 3121002022 is 2202001213.

It is a junction number, because it is equal to n+sod(n) for n = 3121001993 and 3121002011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3121002023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1651254 + ... + 1653142.

It is an arithmetic number, because the mean of its divisors is an integer number (152707275).

Almost surely, 2^3121002022 is an apocalyptic number.

3121002022 is a deficient number, since it is larger than the sum of its proper divisors (1765630778).

3121002022 is a wasteful number, since it uses less digits than its factorization.

3121002022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2280.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 3121002022 is about 55865.9289907543. The cubic root of 3121002022 is about 1461.3851279110.

Adding to 3121002022 its reverse (2202001213), we get a palindrome (5323003235).

The spelling of 3121002022 in words is "three billion, one hundred twenty-one million, two thousand, twenty-two".