22212311234 has 16 divisors (see below), whose sum is σ = 33842992320. Its totient is φ = 10931825520.

The previous prime is 22212311207. The next prime is 22212311257. The reversal of 22212311234 is 43211321222.

It is a Curzon number.

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 7 ways as a sum of consecutive naturals, for example, 40544 + ... + 214635.

It is an arithmetic number, because the mean of its divisors is an integer number (2115187020).

Almost surely, 2^22212311234 is an apocalyptic number.

22212311234 is a deficient number, since it is larger than the sum of its proper divisors (11630681086).

22212311234 is a wasteful number, since it uses less digits than its factorization.

22212311234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255865.

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

Adding to 22212311234 its reverse (43211321222), we get a palindrome (65423632456).

The spelling of 22212311234 in words is "twenty-two billion, two hundred twelve million, three hundred eleven thousand, two hundred thirty-four".