22124414212 has 12 divisors (see below), whose sum is σ = 38721451356. Its totient is φ = 11061142400.

The previous prime is 22124414209. The next prime is 22124414237. The reversal of 22124414212 is 21241442122.

It can be written as a sum of positive squares in 2 ways, for example, as 18739967236 + 3384446976 = 136894^2 + 58176^2 .

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218473 + ... + 303280.

It is an arithmetic number, because the mean of its divisors is an integer number (3226787613).

Almost surely, 2^22124414212 is an apocalyptic number.

It is an amenable number.

22124414212 is a deficient number, since it is larger than the sum of its proper divisors (16597037144).

22124414212 is a wasteful number, since it uses less digits than its factorization.

22124414212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532358 (or 532356 counting only the distinct ones).

The product of its digits is 2048, while the sum is 25.

Adding to 22124414212 its reverse (21241442122), we get a palindrome (43365856334).

The spelling of 22124414212 in words is "twenty-two billion, one hundred twenty-four million, four hundred fourteen thousand, two hundred twelve".