22421211124 has 24 divisors (see below), whose sum is σ = 44740970568. Its totient is φ = 9739530240.

The previous prime is 22421211037. The next prime is 22421211149. The reversal of 22421211124 is 42111212422.

It can be written as a sum of positive squares in 4 ways, for example, as 6616195600 + 15805015524 = 81340^2 + 125718^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 22421211095 and 22421211104.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 12680797 + ... + 12682564.

It is an arithmetic number, because the mean of its divisors is an integer number (1864207107).

Almost surely, 2^22421211124 is an apocalyptic number.

It is an amenable number.

22421211124 is a deficient number, since it is larger than the sum of its proper divisors (22319759444).

22421211124 is a wasteful number, since it uses less digits than its factorization.

22421211124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25363395 (or 25363393 counting only the distinct ones).

The product of its digits is 512, while the sum is 22.

Adding to 22421211124 its reverse (42111212422), we get a palindrome (64532423546).

The spelling of 22421211124 in words is "twenty-two billion, four hundred twenty-one million, two hundred eleven thousand, one hundred twenty-four".