312224212120233 has 32 divisors (see below), whose sum is σ = 492187653734400. Its totient is φ = 172257589740096.

The previous prime is 312224212120217. The next prime is 312224212120259. The reversal of 312224212120233 is 332021212422213.

It is not a de Polignac number, because 312224212120233 - 2⁴ = 312224212120217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 312224212120233.

It is not an unprimeable number, because it can be changed into a prime (312224212120283) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20033208 + ... + 32027766.

It is an arithmetic number, because the mean of its divisors is an integer number (15380864179200).

Almost surely, 2^{312224212120233} is an apocalyptic number.

It is an amenable number.

312224212120233 is a deficient number, since it is larger than the sum of its proper divisors (179963441614167).

312224212120233 is a wasteful number, since it uses less digits than its factorization.

312224212120233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12037341.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 312224212120233 its reverse (332021212422213), we get a palindrome (644245424542446).

The spelling of 312224212120233 in words is "three hundred twelve trillion, two hundred twenty-four billion, two hundred twelve million, one hundred twenty thousand, two hundred thirty-three".