200222111400 has 96 divisors (see below), whose sum is σ = 621692426400. Its totient is φ = 53306208000.

The previous prime is 200222111389. The next prime is 200222111417. The reversal of 200222111400 is 4111222002.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 200222111400.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 101850 + ... + 640950.

It is an arithmetic number, because the mean of its divisors is an integer number (6475962775).

Almost surely, 2^200222111400 is an apocalyptic number.

200222111400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200222111400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (310846213200).

200222111400 is an abundant number, since it is smaller than the sum of its proper divisors (421470315000).

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

200222111400 is a wasteful number, since it uses less digits than its factorization.

200222111400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539739 (or 539730 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 200222111400 its reverse (4111222002), we get a palindrome (204333333402).

The spelling of 200222111400 in words is "two hundred billion, two hundred twenty-two million, one hundred eleven thousand, four hundred".