22122244334012 has 24 divisors (see below), whose sum is σ = 41389190440416. Its totient is φ = 10309395414528.

The previous prime is 22122244333957. The next prime is 22122244334017. The reversal of 22122244334012 is 21043344222122.

It is a super-2 number, since 2×22122244334012² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22122244334012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22122244334017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1579250873 + ... + 1579264880.

It is an arithmetic number, because the mean of its divisors is an integer number (1724549601684).

Almost surely, 2^{22122244334012} is an apocalyptic number.

It is an amenable number.

22122244334012 is a deficient number, since it is larger than the sum of its proper divisors (19266946106404).

22122244334012 is a wasteful number, since it uses less digits than its factorization.

22122244334012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3158515877 (or 3158515875 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 22122244334012 its reverse (21043344222122), we get a palindrome (43165588556134).

The spelling of 22122244334012 in words is "twenty-two trillion, one hundred twenty-two billion, two hundred forty-four million, three hundred thirty-four thousand, twelve".