312122232122 has 8 divisors (see below), whose sum is σ = 468185792256. Its totient is φ = 156060301372.

The previous prime is 312122232101. The next prime is 312122232181. The reversal of 312122232122 is 221232221213.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 362663 + ... + 869349.

It is an arithmetic number, because the mean of its divisors is an integer number (58523224032).

Almost surely, 2^312122232122 is an apocalyptic number.

312122232122 is a deficient number, since it is larger than the sum of its proper divisors (156063560134).

312122232122 is a wasteful number, since it uses less digits than its factorization.

312122232122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814692.

The product of its digits is 1152, while the sum is 23.

Adding to 312122232122 its reverse (221232221213), we get a palindrome (533354453335).

The spelling of 312122232122 in words is "three hundred twelve billion, one hundred twenty-two million, two hundred thirty-two thousand, one hundred twenty-two".