22124213215 has 16 divisors (see below), whose sum is σ = 28597006368. Its totient is φ = 16334614656.

The previous prime is 22124213203. The next prime is 22124213231. The reversal of 22124213215 is 51231242122.

It is a cyclic number.

It is not a de Polignac number, because 22124213215 - 2⁹ = 22124212703 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 22124213215.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 322104 + ... + 384706.

It is an arithmetic number, because the mean of its divisors is an integer number (1787312898).

Almost surely, 2^22124213215 is an apocalyptic number.

22124213215 is a deficient number, since it is larger than the sum of its proper divisors (6472793153).

22124213215 is a wasteful number, since it uses less digits than its factorization.

22124213215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68058.

The product of its digits is 1920, while the sum is 25.

Adding to 22124213215 its reverse (51231242122), we get a palindrome (73355455337).

The spelling of 22124213215 in words is "twenty-two billion, one hundred twenty-four million, two hundred thirteen thousand, two hundred fifteen".