312322323222 has 96 divisors (see below), whose sum is σ = 881851344192. Its totient is φ = 77525379072.

The previous prime is 312322323221. The next prime is 312322323223. The reversal of 312322323222 is 222323223213.

312322323222 is a `hidden beast` number, since 3 + 12 + 322 + 3 + 2 + 322 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (312322323221) and next prime (312322323223).

It is a super-2 number, since 2×312322323222² (a number of 24 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312322323221) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5580183 + ... + 5635874.

It is an arithmetic number, because the mean of its divisors is an integer number (9185951502).

Almost surely, 2^312322323222 is an apocalyptic number.

312322323222 is an abundant number, since it is smaller than the sum of its proper divisors (569529020970).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

312322323222 is a wasteful number, since it uses less digits than its factorization.

312322323222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11216102 (or 11216099 counting only the distinct ones).

The product of its digits is 10368, while the sum is 27.

Adding to 312322323222 its reverse (222323223213), we get a palindrome (534645546435).

The spelling of 312322323222 in words is "three hundred twelve billion, three hundred twenty-two million, three hundred twenty-three thousand, two hundred twenty-two".