22131104200 has 48 divisors (see below), whose sum is σ = 51515118000. Its totient is φ = 8842067520.

The previous prime is 22131104173. The next prime is 22131104227. The reversal of 22131104200 is 240113122.

It is an interprime number because it is at equal distance from previous prime (22131104173) and next prime (22131104227).

It is a super-2 number, since 2×22131104200² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 107391 + ... + 236209.

It is an arithmetic number, because the mean of its divisors is an integer number (1073231625).

Almost surely, 2^22131104200 is an apocalyptic number.

22131104200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22131104200 is an abundant number, since it is smaller than the sum of its proper divisors (29384013800).

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

22131104200 is a wasteful number, since it uses less digits than its factorization.

22131104200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129694 (or 129685 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 22131104200 its reverse (240113122), we get a palindrome (22371217322).

The spelling of 22131104200 in words is "twenty-two billion, one hundred thirty-one million, one hundred four thousand, two hundred".