22213211331200 has 48 divisors (see below), whose sum is σ = 54873573624510. Its totient is φ = 8885284531200.

The previous prime is 22213211331163. The next prime is 22213211331239. The reversal of 22213211331200 is 213311231222.

It can be written as a sum of positive squares in 3 ways, for example, as 17991238425664 + 4221972905536 = 4241608^2 + 2054744^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3470811071 + ... + 3470817470.

Almost surely, 2^{22213211331200} is an apocalyptic number.

22213211331200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22213211331200 is an abundant number, since it is smaller than the sum of its proper divisors (32660362293310).

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

22213211331200 is an equidigital number, since it uses as much as digits as its factorization.

22213211331200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6941628565 (or 6941628548 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 22213211331200 its reverse (213311231222), we get a palindrome (22426522562422).

The spelling of 22213211331200 in words is "twenty-two trillion, two hundred thirteen billion, two hundred eleven million, three hundred thirty-one thousand, two hundred".