12212112120200 has 24 divisors (see below), whose sum is σ = 28393160679930. Its totient is φ = 4884844848000.

The previous prime is 12212112120193. The next prime is 12212112120217. The reversal of 12212112120200 is 202121121221.

12212112120200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 6326160614596 + 5885951505604 = 2515186^2 + 2426098^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30530280101 + ... + 30530280500.

Almost surely, 2^{12212112120200} is an apocalyptic number.

12212112120200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12212112120200 is an abundant number, since it is smaller than the sum of its proper divisors (16181048559730).

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

12212112120200 is a wasteful number, since it uses less digits than its factorization.

12212112120200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61060560617 (or 61060560608 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12212112120200 its reverse (202121121221), we get a palindrome (12414233241421).

The spelling of 12212112120200 in words is "twelve trillion, two hundred twelve billion, one hundred twelve million, one hundred twenty thousand, two hundred".