22002122111200 has 288 divisors, whose sum is σ = 68523826694400. Its totient is φ = 6698319667200.

The previous prime is 22002122111197. The next prime is 22002122111201. The reversal of 22002122111200 is 211122120022.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22002122111201) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1504425 + ... + 6802024.

It is an arithmetic number, because the mean of its divisors is an integer number (237929953800).

Almost surely, 2^{22002122111200} is an apocalyptic number.

22002122111200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22002122111200 is an abundant number, since it is smaller than the sum of its proper divisors (46521704583200).

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

22002122111200 is a wasteful number, since it uses less digits than its factorization.

22002122111200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8306530 (or 8306517 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22002122111200 its reverse (211122120022), we get a palindrome (22213244231222).

The spelling of 22002122111200 in words is "twenty-two trillion, two billion, one hundred twenty-two million, one hundred eleven thousand, two hundred".