2202211121200 has 60 divisors (see below), whose sum is σ = 5291472315168. Its totient is φ = 880774547200.

The previous prime is 2202211121189. The next prime is 2202211121233. The reversal of 2202211121200 is 21211122022.

It is a happy number.

It is a super-2 number, since 2×2202211121200² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

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, 2905014 + ... + 3583786.

Almost surely, 2^{2202211121200} is an apocalyptic number.

2202211121200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2202211121200 is an abundant number, since it is smaller than the sum of its proper divisors (3089261193968).

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

2202211121200 is a wasteful number, since it uses less digits than its factorization.

2202211121200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686902 (or 686891 counting only the distinct ones).

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

Adding to 2202211121200 its reverse (21211122022), we get a palindrome (2223422243222).

The spelling of 2202211121200 in words is "two trillion, two hundred two billion, two hundred eleven million, one hundred twenty-one thousand, two hundred".