3121334212 has 24 divisors (see below), whose sum is σ = 5753008800. Its totient is φ = 1477708416.

The previous prime is 3121334207. The next prime is 3121334213. The reversal of 3121334212 is 2124331213.

3121334212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (3121334213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140028 + ... + 160780.

It is an arithmetic number, because the mean of its divisors is an integer number (239708700).

Almost surely, 2^3121334212 is an apocalyptic number.

It is an amenable number.

3121334212 is a deficient number, since it is larger than the sum of its proper divisors (2631674588).

3121334212 is a wasteful number, since it uses less digits than its factorization.

3121334212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22755 (or 22753 counting only the distinct ones).

The product of its digits is 864, while the sum is 22.

The square root of 3121334212 is about 55868.9020117632. The cubic root of 3121334212 is about 1461.4369745401.

Adding to 3121334212 its reverse (2124331213), we get a palindrome (5245665425).

Subtracting from 3121334212 its reverse (2124331213), we obtain a cube (997002999 = 999³).

The spelling of 3121334212 in words is "three billion, one hundred twenty-one million, three hundred thirty-four thousand, two hundred twelve".