11211212202200 has 48 divisors (see below), whose sum is σ = 26507866167000. Its totient is φ = 4408476657920.

The previous prime is 11211212202191. The next prime is 11211212202209. The reversal of 11211212202200 is 220221211211.

It is an interprime number because it is at equal distance from previous prime (11211212202191) and next prime (11211212202209).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11211212202209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 475039565 + ... + 475063164.

Almost surely, 2^{11211212202200} is an apocalyptic number.

11211212202200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11211212202200 is an abundant number, since it is smaller than the sum of its proper divisors (15296653964800).

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

11211212202200 is a wasteful number, since it uses less digits than its factorization.

11211212202200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 950102804 (or 950102795 counting only the distinct ones).

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

Adding to 11211212202200 its reverse (220221211211), we get a palindrome (11431433413411).

The spelling of 11211212202200 in words is "eleven trillion, two hundred eleven billion, two hundred twelve million, two hundred two thousand, two hundred".