222000121222200 has 144 divisors (see below), whose sum is σ = 752932094920200. Its totient is φ = 58613893344000.

The previous prime is 222000121222199. The next prime is 222000121222207. The reversal of 222000121222200 is 2222121000222.

222000121222200 is a `hidden beast` number, since 2 + 220 + 0 + 0 + 1 + 21 + 222 + 200 = 666.

222000121222200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222000121222207) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 610379590 + ... + 610743189.

Almost surely, 2^{222000121222200} is an apocalyptic number.

222000121222200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222000121222200 is an abundant number, since it is smaller than the sum of its proper divisors (530931973698000).

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

222000121222200 is a wasteful number, since it uses less digits than its factorization.

222000121222200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1221122902 (or 1221122890 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 222000121222200 its reverse (2222121000222), we get a palindrome (224222242222422).

The spelling of 222000121222200 in words is "two hundred twenty-two trillion, one hundred twenty-one million, two hundred twenty-two thousand, two hundred".