200222121220 has 48 divisors (see below), whose sum is σ = 482832302400. Its totient is φ = 68976040320.

The previous prime is 200222121199. The next prime is 200222121299. The reversal of 200222121220 is 22121222002.

It is a junction number, because it is equal to n+sod(n) for n = 200222121194 and 200222121203.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23945835 + ... + 23954194.

It is an arithmetic number, because the mean of its divisors is an integer number (10059006300).

Almost surely, 2^200222121220 is an apocalyptic number.

200222121220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200222121220 is an abundant number, since it is smaller than the sum of its proper divisors (282610181180).

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

200222121220 is a wasteful number, since it uses less digits than its factorization.

200222121220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47900068 (or 47900066 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 200222121220 its reverse (22121222002), we get a palindrome (222343343222).

The spelling of 200222121220 in words is "two hundred billion, two hundred twenty-two million, one hundred twenty-one thousand, two hundred twenty".