22022022112012 has 144 divisors (see below), whose sum is σ = 44058663784800. Its totient is φ = 9612722595840.

The previous prime is 22022022112001. The next prime is 22022022112091. The reversal of 22022022112012 is 21021122022022.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 324980838 + ... + 325048594.

It is an arithmetic number, because the mean of its divisors is an integer number (305962942950).

Almost surely, 2^{22022022112012} is an apocalyptic number.

It is an amenable number.

22022022112012 is an abundant number, since it is smaller than the sum of its proper divisors (22036641672788).

22022022112012 is a wasteful number, since it uses less digits than its factorization.

22022022112012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68156 (or 68141 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 22022022112012 its reverse (21021122022022), we get a palindrome (43043144134034).

The spelling of 22022022112012 in words is "twenty-two trillion, twenty-two billion, twenty-two million, one hundred twelve thousand, twelve".