22213043530000 has 100 divisors (see below), whose sum is σ = 53979931876860. Its totient is φ = 8852185792000.

The previous prime is 22213043529949. The next prime is 22213043530019. The reversal of 22213043530000 is 3534031222.

It can be written as a sum of positive squares in 10 ways, for example, as 15975177634816 + 6237865895184 = 3996896^2 + 2497572^2 .

It is a tau number, because it is divible by the number of its divisors (100).

It is a super-3 number, since 3×22213043530000³ (a number of 41 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

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 19 ways as a sum of consecutive naturals, for example, 1438819 + ... + 6818818.

Almost surely, 2^{22213043530000} is an apocalyptic number.

22213043530000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22213043530000 is an abundant number, since it is smaller than the sum of its proper divisors (31766888346860).

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

22213043530000 is an equidigital number, since it uses as much as digits as its factorization.

22213043530000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8257934 (or 8257913 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 22213043530000 its reverse (3534031222), we get a palindrome (22216577561222).

The spelling of 22213043530000 in words is "twenty-two trillion, two hundred thirteen billion, forty-three million, five hundred thirty thousand".