22011214421224 has 48 divisors (see below), whose sum is σ = 48009686177700. Its totient is φ = 9433273022208.

The previous prime is 22011214421177. The next prime is 22011214421227. The reversal of 22011214421224 is 42212441211022.

It can be written as a sum of positive squares in 2 ways, for example, as 21677497928100 + 333716493124 = 4655910^2 + 577682^2 .

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 22011214421192 and 22011214421201.

It is not an unprimeable number, because it can be changed into a prime (22011214421227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42641182 + ... + 43154290.

Almost surely, 2^{22011214421224} is an apocalyptic number.

It is an amenable number.

22011214421224 is an abundant number, since it is smaller than the sum of its proper divisors (25998471756476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22011214421224 is a wasteful number, since it uses less digits than its factorization.

22011214421224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622562 (or 622551 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 28.

Adding to 22011214421224 its reverse (42212441211022), we get a palindrome (64223655632246).

The spelling of 22011214421224 in words is "twenty-two trillion, eleven billion, two hundred fourteen million, four hundred twenty-one thousand, two hundred twenty-four".