312222112033 has 8 divisors (see below), whose sum is σ = 337208191488. Its totient is φ = 287374460304.

The previous prime is 312222112021. The next prime is 312222112109. The reversal of 312222112033 is 330211222213.

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

It is a cyclic number.

It is not a de Polignac number, because 312222112033 - 2³³ = 303632177441 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 312222111995 and 312222112013.

It is not an unprimeable number, because it can be changed into a prime (312222112633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34602241 + ... + 34611262.

It is an arithmetic number, because the mean of its divisors is an integer number (42151023936).

Almost surely, 2^312222112033 is an apocalyptic number.

It is an amenable number.

312222112033 is a deficient number, since it is larger than the sum of its proper divisors (24986079455).

312222112033 is a wasteful number, since it uses less digits than its factorization.

312222112033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69213863.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 312222112033 its reverse (330211222213), we get a palindrome (642433334246).

The spelling of 312222112033 in words is "three hundred twelve billion, two hundred twenty-two million, one hundred twelve thousand, thirty-three".