11212120202200 has 48 divisors (see below), whose sum is σ = 26070141125160. Its totient is φ = 4484510592000.

The previous prime is 11212120202197. The next prime is 11212120202233. The reversal of 11212120202200 is 220202121211.

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 11 ways as a sum of consecutive naturals, for example, 563560 + ... + 4768840.

Almost surely, 2^{11212120202200} is an apocalyptic number.

11212120202200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11212120202200 is an abundant number, since it is smaller than the sum of its proper divisors (14858020922960).

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

11212120202200 is a wasteful number, since it uses less digits than its factorization.

11212120202200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4218628 (or 4218619 counting only the distinct ones).

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

Adding to 11212120202200 its reverse (220202121211), we get a palindrome (11432322323411).

The spelling of 11212120202200 in words is "eleven trillion, two hundred twelve billion, one hundred twenty million, two hundred two thousand, two hundred".