222201201022200 has 144 divisors (see below), whose sum is σ = 785500737067800. Its totient is φ = 56135040249600.

The previous prime is 222201201022193. The next prime is 222201201022217. The reversal of 222201201022200 is 2220102102222.

222201201022200 is a `hidden beast` number, since 2 + 2 + 220 + 120 + 102 + 220 + 0 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3248521371 + ... + 3248589770.

Almost surely, 2^{222201201022200} is an apocalyptic number.

222201201022200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222201201022200 is an abundant number, since it is smaller than the sum of its proper divisors (563299536045600).

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

222201201022200 is a wasteful number, since it uses less digits than its factorization.

222201201022200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6497111182 (or 6497111170 counting only the distinct ones).

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

Adding to 222201201022200 its reverse (2220102102222), we get a palindrome (224421303124422).

The spelling of 222201201022200 in words is "two hundred twenty-two trillion, two hundred one billion, two hundred one million, twenty-two thousand, two hundred".