22134422012 has 12 divisors (see below), whose sum is σ = 39466092456. Its totient is φ = 10858395600.

The previous prime is 22134421961. The next prime is 22134422021. The reversal of 22134422012 is 21022443122.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 52203614 + ... + 52204037.

It is an arithmetic number, because the mean of its divisors is an integer number (3288841038).

Almost surely, 2^22134422012 is an apocalyptic number.

It is an amenable number.

22134422012 is a deficient number, since it is larger than the sum of its proper divisors (17331670444).

22134422012 is a wasteful number, since it uses less digits than its factorization.

22134422012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104407708 (or 104407706 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 22134422012 its reverse (21022443122), we get a palindrome (43156865134).

The spelling of 22134422012 in words is "twenty-two billion, one hundred thirty-four million, four hundred twenty-two thousand, twelve".