312234143312 has 80 divisors (see below), whose sum is σ = 753983408640. Its totient is φ = 121957595136.

The previous prime is 312234143267. The next prime is 312234143323. The reversal of 312234143312 is 213341432213.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1242233 + ... + 1472280.

It is an arithmetic number, because the mean of its divisors is an integer number (9424792608).

Almost surely, 2^312234143312 is an apocalyptic number.

It is an amenable number.

312234143312 is an abundant number, since it is smaller than the sum of its proper divisors (441749265328).

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

312234143312 is a wasteful number, since it uses less digits than its factorization.

312234143312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2714620 (or 2714614 counting only the distinct ones).

The product of its digits is 10368, while the sum is 29.

Adding to 312234143312 its reverse (213341432213), we get a palindrome (525575575525).

The spelling of 312234143312 in words is "three hundred twelve billion, two hundred thirty-four million, one hundred forty-three thousand, three hundred twelve".