11222122011200 has 42 divisors (see below), whose sum is σ = 27613433977746. Its totient is φ = 4488848803840.

The previous prime is 11222122011193. The next prime is 11222122011211. The reversal of 11222122011200 is 211022122211.

It can be written as a sum of positive squares in 3 ways, for example, as 3612645284416 + 7609476726784 = 1900696^2 + 2758528^2 .

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, 3506911529 + ... + 3506914728.

Almost surely, 2^{11222122011200} is an apocalyptic number.

11222122011200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11222122011200 is an abundant number, since it is smaller than the sum of its proper divisors (16391311966546).

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

11222122011200 is an equidigital number, since it uses as much as digits as its factorization.

11222122011200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7013826279 (or 7013826264 counting only the distinct ones).

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

Adding to 11222122011200 its reverse (211022122211), we get a palindrome (11433144133411).

It can be divided in two parts, 11222122011 and 200, that added together give a palindrome (11222122211).

The spelling of 11222122011200 in words is "eleven trillion, two hundred twenty-two billion, one hundred twenty-two million, eleven thousand, two hundred".