312243240112 has 20 divisors (see below), whose sum is σ = 605429977680. Its totient is φ = 156003245888.

The previous prime is 312243240061. The next prime is 312243240131. The reversal of 312243240112 is 211042342213.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7376623 + ... + 7418830.

It is an arithmetic number, because the mean of its divisors is an integer number (30271498884).

Almost surely, 2^312243240112 is an apocalyptic number.

It is an amenable number.

312243240112 is a deficient number, since it is larger than the sum of its proper divisors (293186737568).

312243240112 is a wasteful number, since it uses less digits than its factorization.

312243240112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14796780 (or 14796774 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 312243240112 its reverse (211042342213), we get a palindrome (523285582325).

The spelling of 312243240112 in words is "three hundred twelve billion, two hundred forty-three million, two hundred forty thousand, one hundred twelve".