312301112222 has 16 divisors (see below), whose sum is σ = 511062659712. Its totient is φ = 141948252120.

The previous prime is 312301112219. The next prime is 312301112287. The reversal of 312301112222 is 222211103213.

It is a junction number, because it is equal to n+sod(n) for n = 312301112194 and 312301112203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145223 + ... + 803549.

It is an arithmetic number, because the mean of its divisors is an integer number (31941416232).

Almost surely, 2^312301112222 is an apocalyptic number.

312301112222 is a deficient number, since it is larger than the sum of its proper divisors (198761547490).

312301112222 is a wasteful number, since it uses less digits than its factorization.

312301112222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679903.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 312301112222 its reverse (222211103213), we get a palindrome (534512215435).

Subtracting from 312301112222 its reverse (222211103213), we obtain a palindrome (90090009009).

The spelling of 312301112222 in words is "three hundred twelve billion, three hundred one million, one hundred twelve thousand, two hundred twenty-two".