3113212 has 18 divisors (see below), whose sum is σ = 5596304. Its totient is φ = 1515360.

The previous prime is 3113197. The next prime is 3113213. The reversal of 3113212 is 2123113.

It is a junction number, because it is equal to n+sod(n) for n = 3113192 and 3113201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3113213) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6493 + ... + 6955.

Almost surely, 2^3113212 is an apocalyptic number.

It is an amenable number.

3113212 is a deficient number, since it is larger than the sum of its proper divisors (2483092).

3113212 is a wasteful number, since it uses less digits than its factorization.

3113212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549 (or 506 counting only the distinct ones).

The product of its digits is 36, while the sum is 13.

The square root of 3113212 is about 1764.4296528907. The cubic root of 3113212 is about 146.0168242325.

Adding to 3113212 its reverse (2123113), we get a palindrome (5236325).

Subtracting from 3113212 its reverse (2123113), we obtain a palindrome (990099).

It can be divided in two parts, 3113 and 212, that multiplied together give a palindrome (659956).

The spelling of 3113212 in words is "three million, one hundred thirteen thousand, two hundred twelve".