22244334012 has 72 divisors (see below), whose sum is σ = 60988479552. Its totient is φ = 6808396800.

The previous prime is 22244333963. The next prime is 22244334019. The reversal of 22244334012 is 21043344222.

22244334012 is a `hidden beast` number, since 2 + 224 + 4 + 33 + 401 + 2 = 666.

It is a super-2 number, since 2×22244334012² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22244334019) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 418164 + ... + 468347.

It is an arithmetic number, because the mean of its divisors is an integer number (847062216).

Almost surely, 2^22244334012 is an apocalyptic number.

It is an amenable number.

22244334012 is an abundant number, since it is smaller than the sum of its proper divisors (38744145540).

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

22244334012 is a wasteful number, since it uses less digits than its factorization.

22244334012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 886579 (or 886574 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 22244334012 its reverse (21043344222), we get a palindrome (43287678234).

The spelling of 22244334012 in words is "twenty-two billion, two hundred forty-four million, three hundred thirty-four thousand, twelve".