12101222102200 has 384 divisors, whose sum is σ = 37203065994240. Its totient is φ = 3548666880000.

The previous prime is 12101222102191. The next prime is 12101222102213. The reversal of 12101222102200 is 220122210121.

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 95 ways as a sum of consecutive naturals, for example, 21326160 + ... + 21886240.

It is an arithmetic number, because the mean of its divisors is an integer number (96882984360).

Almost surely, 2^{12101222102200} is an apocalyptic number.

12101222102200 is a gapful number since it is divisible by the number (10) 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 12101222102200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18601532997120).

12101222102200 is an abundant number, since it is smaller than the sum of its proper divisors (25101843892040).

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

12101222102200 is a wasteful number, since it uses less digits than its factorization.

12101222102200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560199 (or 560190 counting only the distinct ones).

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

Adding to 12101222102200 its reverse (220122210121), we get a palindrome (12321344312321).

The spelling of 12101222102200 in words is "twelve trillion, one hundred one billion, two hundred twenty-two million, one hundred two thousand, two hundred".