22122120043 has 16 divisors (see below), whose sum is σ = 23499020160. Its totient is φ = 20753740800.

The previous prime is 22122120019. The next prime is 22122120049. The reversal of 22122120043 is 34002122122.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22122120043 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22122120043.

It is not an unprimeable number, because it can be changed into a prime (22122120049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10901953 + ... + 10903981.

It is an arithmetic number, because the mean of its divisors is an integer number (1468688760).

Almost surely, 2^22122120043 is an apocalyptic number.

22122120043 is a deficient number, since it is larger than the sum of its proper divisors (1376900117).

22122120043 is a wasteful number, since it uses less digits than its factorization.

22122120043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3798.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 22122120043 its reverse (34002122122), we get a palindrome (56124242165).

The spelling of 22122120043 in words is "twenty-two billion, one hundred twenty-two million, one hundred twenty thousand, forty-three".