3212112312 has 48 divisors (see below), whose sum is σ = 8706778080. Its totient is φ = 1069804800.

The previous prime is 3212112307. The next prime is 3212112313. The reversal of 3212112312 is 2132112123.

3212112312 is a `hidden beast` number, since 321 + 21 + 12 + 312 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3212112313) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70512 + ... + 106752.

It is an arithmetic number, because the mean of its divisors is an integer number (181391210).

Almost surely, 2^3212112312 is an apocalyptic number.

It is an amenable number.

3212112312 is an abundant number, since it is smaller than the sum of its proper divisors (5494665768).

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

3212112312 is a wasteful number, since it uses less digits than its factorization.

3212112312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37484 (or 37477 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 3212112312 is about 56675.5001036603. The cubic root of 3212112312 is about 1475.4695143439.

Adding to 3212112312 its reverse (2132112123), we get a palindrome (5344224435).

The spelling of 3212112312 in words is "three billion, two hundred twelve million, one hundred twelve thousand, three hundred twelve".