12211211110200 has 48 divisors (see below), whose sum is σ = 37854754443480. Its totient is φ = 3256322962560.

The previous prime is 12211211110193. The next prime is 12211211110213. The reversal of 12211211110200 is 201111211221.

It is a happy number.

It is a super-2 number, since 2×12211211110200² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12211211110200.

It is a congruent number.

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, 10176008659 + ... + 10176009858.

Almost surely, 2^{12211211110200} is an apocalyptic number.

12211211110200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12211211110200 is an abundant number, since it is smaller than the sum of its proper divisors (25643543333280).

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

12211211110200 is a wasteful number, since it uses less digits than its factorization.

12211211110200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20352018536 (or 20352018527 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 12211211110200 its reverse (201111211221), we get a palindrome (12412322321421).

The spelling of 12211211110200 in words is "twelve trillion, two hundred eleven billion, two hundred eleven million, one hundred ten thousand, two hundred".