312222141233222 has 32 divisors (see below), whose sum is σ = 511214842764288. Its totient is φ = 141834191220000.

The previous prime is 312222141233207. The next prime is 312222141233293. The reversal of 312222141233222 is 222332141222213.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2231825897 + ... + 2231965787.

It is an arithmetic number, because the mean of its divisors is an integer number (15975463836384).

Almost surely, 2^{312222141233222} is an apocalyptic number.

312222141233222 is a deficient number, since it is larger than the sum of its proper divisors (198992701531066).

312222141233222 is a wasteful number, since it uses less digits than its factorization.

312222141233222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199916.

The product of its digits is 27648, while the sum is 32.

Adding to 312222141233222 its reverse (222332141222213), we get a palindrome (534554282455435).

The spelling of 312222141233222 in words is "three hundred twelve trillion, two hundred twenty-two billion, one hundred forty-one million, two hundred thirty-three thousand, two hundred twenty-two".