22031223130200 has 96 divisors (see below), whose sum is σ = 68401382187600. Its totient is φ = 5865995804160.

The previous prime is 22031223130157. The next prime is 22031223130219. The reversal of 22031223130200 is 203132213022.

It is a happy number.

It is a super-2 number, since 2×22031223130200² (a number of 27 digits) contains 22 as substring.

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 23 ways as a sum of consecutive naturals, for example, 27723595 + ... + 28507194.

Almost surely, 2^{22031223130200} is an apocalyptic number.

22031223130200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22031223130200 is an abundant number, since it is smaller than the sum of its proper divisors (46370159057400).

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

22031223130200 is a wasteful number, since it uses less digits than its factorization.

22031223130200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56231461 (or 56231452 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 22031223130200 its reverse (203132213022), we get a palindrome (22234355343222).

The spelling of 22031223130200 in words is "twenty-two trillion, thirty-one billion, two hundred twenty-three million, one hundred thirty thousand, two hundred".