22012211102200 has 192 divisors, whose sum is σ = 56597760011520. Its totient is φ = 7895126400000.

The previous prime is 22012211102183. The next prime is 22012211102333. The reversal of 22012211102200 is 220111221022.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 56683092 + ... + 57070108.

It is an arithmetic number, because the mean of its divisors is an integer number (294780000060).

Almost surely, 2^{22012211102200} is an apocalyptic number.

22012211102200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22012211102200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28298880005760).

22012211102200 is an abundant number, since it is smaller than the sum of its proper divisors (34585548909320).

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

22012211102200 is a wasteful number, since it uses less digits than its factorization.

22012211102200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387398 (or 387389 counting only the distinct ones).

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

Adding to 22012211102200 its reverse (220111221022), we get a palindrome (22232322323222).

The spelling of 22012211102200 in words is "twenty-two trillion, twelve billion, two hundred eleven million, one hundred two thousand, two hundred".