3112313442 has 32 divisors (see below), whose sum is σ = 7139023872. Its totient is φ = 886086864.

The previous prime is 3112313431. The next prime is 3112313443. The reversal of 3112313442 is 2443132113.

It is a happy number.

It is a super-2 number, since 2×3112313442² = 19372989922507774728, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3112313443) 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, 119038 + ... + 142809.

It is an arithmetic number, because the mean of its divisors is an integer number (223094496).

Almost surely, 2^3112313442 is an apocalyptic number.

3112313442 is an abundant number, since it is smaller than the sum of its proper divisors (4026710430).

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

3112313442 is a wasteful number, since it uses less digits than its factorization.

3112313442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262142.

The product of its digits is 1728, while the sum is 24.

The square root of 3112313442 is about 55788.1120132237. The cubic root of 3112313442 is about 1460.0277473303.

Adding to 3112313442 its reverse (2443132113), we get a palindrome (5555445555).

The spelling of 3112313442 in words is "three billion, one hundred twelve million, three hundred thirteen thousand, four hundred forty-two".