312214433305 has 16 divisors (see below), whose sum is σ = 400262345280. Its totient is φ = 233093944512.

The previous prime is 312214433213. The next prime is 312214433309. The reversal of 312214433305 is 503334412213.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 312214433305 - 2⁷ = 312214433177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (312214433309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24519514 + ... + 24532243.

It is an arithmetic number, because the mean of its divisors is an integer number (25016396580).

Almost surely, 2^312214433305 is an apocalyptic number.

It is an amenable number.

312214433305 is a deficient number, since it is larger than the sum of its proper divisors (88047911975).

312214433305 is a wasteful number, since it uses less digits than its factorization.

312214433305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49051848.

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 312214433305 its reverse (503334412213), we get a palindrome (815548845518).

The spelling of 312214433305 in words is "three hundred twelve billion, two hundred fourteen million, four hundred thirty-three thousand, three hundred five".