312020022122 has 32 divisors (see below), whose sum is σ = 483705734400. Its totient is φ = 150857665920.

The previous prime is 312020022079. The next prime is 312020022131. The reversal of 312020022122 is 221220020213.

It is a self number, because there is not a number n which added to its sum of digits gives 312020022122.

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, 4746563 + ... + 4811849.

It is an arithmetic number, because the mean of its divisors is an integer number (15115804200).

Almost surely, 2^312020022122 is an apocalyptic number.

312020022122 is a deficient number, since it is larger than the sum of its proper divisors (171685712278).

312020022122 is a wasteful number, since it uses less digits than its factorization.

312020022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65846.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 312020022122 its reverse (221220020213), we get a palindrome (533240042335).

The spelling of 312020022122 in words is "three hundred twelve billion, twenty million, twenty-two thousand, one hundred twenty-two".