200120322222 has 80 divisors (see below), whose sum is σ = 473381504640. Its totient is φ = 63013434192.

The previous prime is 200120322217. The next prime is 200120322289. The reversal of 200120322222 is 222223021002.

200120322222 is a `hidden beast` number, since 2 + 0 + 0 + 120 + 322 + 222 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 200120322195 and 200120322204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 974383 + ... + 1161749.

It is an arithmetic number, because the mean of its divisors is an integer number (5917268808).

Almost surely, 2^200120322222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200120322222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (236690752320).

200120322222 is an abundant number, since it is smaller than the sum of its proper divisors (273261182418).

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

200120322222 is a wasteful number, since it uses less digits than its factorization.

200120322222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187747 (or 187738 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 200120322222 its reverse (222223021002), we get a palindrome (422343343224).

The spelling of 200120322222 in words is "two hundred billion, one hundred twenty million, three hundred twenty-two thousand, two hundred twenty-two".