222002220022200 has 432 divisors, whose sum is σ = 790970344032960. Its totient is φ = 55742473728000.

The previous prime is 222002220022183. The next prime is 222002220022213. The reversal of 222002220022200 is 2220022200222.

222002220022200 is a `hidden beast` number, since 2 + 220 + 0 + 2 + 220 + 0 + 2 + 220 + 0 = 666.

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

222002220022200 is a modest number, since divided by 2220022200 gives 22200 as remainder.

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 74937120 + ... + 77843280.

Almost surely, 2^{222002220022200} is an apocalyptic number.

222002220022200 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 222002220022200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (395485172016480).

222002220022200 is an abundant number, since it is smaller than the sum of its proper divisors (568968124010760).

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

222002220022200 is a wasteful number, since it uses less digits than its factorization.

222002220022200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2906288 (or 2906239 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 222002220022200 its reverse (2220022200222), we get a palindrome (224222242222422).

222002220022200 divided by its reverse (2220022200222) gives a square (100 = 10²).

The spelling of 222002220022200 in words is "two hundred twenty-two trillion, two billion, two hundred twenty million, twenty-two thousand, two hundred".