2011122122200 has 24 divisors (see below), whose sum is σ = 4675858934580. Its totient is φ = 804448848800.

The previous prime is 2011122122159. The next prime is 2011122122263. The reversal of 2011122122200 is 22212211102.

It is a happy number.

It is a super-2 number, since 2×2011122122200² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 5027805106 + ... + 5027805505.

Almost surely, 2^{2011122122200} is an apocalyptic number.

2011122122200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2011122122200 is an abundant number, since it is smaller than the sum of its proper divisors (2664736812380).

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

2011122122200 is a wasteful number, since it uses less digits than its factorization.

2011122122200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10055610627 (or 10055610618 counting only the distinct ones).

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

Adding to 2011122122200 its reverse (22212211102), we get a palindrome (2033334333302).

The spelling of 2011122122200 in words is "two trillion, eleven billion, one hundred twenty-two million, one hundred twenty-two thousand, two hundred".