312232213329 has 8 divisors (see below), whose sum is σ = 434410036032. Its totient is φ = 199104599760.

The previous prime is 312232213231. The next prime is 312232213357. The reversal of 312232213329 is 923312232213.

It is a happy number.

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

It is not a de Polignac number, because 312232213329 - 2³⁷ = 174793259857 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 312232213329.

It is not an unprimeable number, because it can be changed into a prime (312232213369) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2262552202 + ... + 2262552339.

It is an arithmetic number, because the mean of its divisors is an integer number (54301254504).

Almost surely, 2^312232213329 is an apocalyptic number.

It is an amenable number.

312232213329 is a deficient number, since it is larger than the sum of its proper divisors (122177822703).

312232213329 is a wasteful number, since it uses less digits than its factorization.

312232213329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4525104567.

The product of its digits is 23328, while the sum is 33.

The spelling of 312232213329 in words is "three hundred twelve billion, two hundred thirty-two million, two hundred thirteen thousand, three hundred twenty-nine".