312221231314 has 8 divisors (see below), whose sum is σ = 468425099520. Its totient is φ = 156079531476.

The previous prime is 312221231263. The next prime is 312221231317. The reversal of 312221231314 is 413132122213.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (312221231317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15529534 + ... + 15549625.

It is an arithmetic number, because the mean of its divisors is an integer number (58553137440).

Almost surely, 2^312221231314 is an apocalyptic number.

312221231314 is a deficient number, since it is larger than the sum of its proper divisors (156203868206).

312221231314 is a wasteful number, since it uses less digits than its factorization.

312221231314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31084184.

The product of its digits is 1728, while the sum is 25.

Adding to 312221231314 its reverse (413132122213), we get a palindrome (725353353527).

The spelling of 312221231314 in words is "three hundred twelve billion, two hundred twenty-one million, two hundred thirty-one thousand, three hundred fourteen".