223021102200 has 192 divisors, whose sum is σ = 746904382560. Its totient is φ = 54723717120.

The previous prime is 223021102159. The next prime is 223021102207. The reversal of 223021102200 is 2201120322.

It is a happy number.

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 223021102200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223021102207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2427502 + ... + 2517698.

Almost surely, 2^223021102200 is an apocalyptic number.

223021102200 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 223021102200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (373452191280).

223021102200 is an abundant number, since it is smaller than the sum of its proper divisors (523883280360).

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

223021102200 is a wasteful number, since it uses less digits than its factorization.

223021102200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90546 (or 90537 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 223021102200 its reverse (2201120322), we get a palindrome (225222222522).

It can be divided in two parts, 223021 and 102200, that added together give a triangular number (325221 = T₈₀₆).

The spelling of 223021102200 in words is "two hundred twenty-three billion, twenty-one million, one hundred two thousand, two hundred".