3133122312 has 32 divisors (see below), whose sum is σ = 7965568800. Its totient is φ = 1026672384.

The previous prime is 3133122299. The next prime is 3133122323. The reversal of 3133122312 is 2132213313.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1104913 + ... + 1107744.

It is an arithmetic number, because the mean of its divisors is an integer number (248924025).

Almost surely, 2^3133122312 is an apocalyptic number.

It is an amenable number.

3133122312 is an abundant number, since it is smaller than the sum of its proper divisors (4832446488).

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

3133122312 is a wasteful number, since it uses less digits than its factorization.

3133122312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2212725 (or 2212721 counting only the distinct ones).

The product of its digits is 648, while the sum is 21.

The square root of 3133122312 is about 55974.3004601219. The cubic root of 3133122312 is about 1463.2744284497.

Adding to 3133122312 its reverse (2132213313), we get a palindrome (5265335625).

The spelling of 3133122312 in words is "three billion, one hundred thirty-three million, one hundred twenty-two thousand, three hundred twelve".