222000002200 has 96 divisors (see below), whose sum is σ = 530695408320. Its totient is φ = 86313600000.

The previous prime is 222000002153. The next prime is 222000002219. The reversal of 222000002200 is 2200000222.

It is a Harshad number since it is a multiple of its sum of digits (10).

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 23 ways as a sum of consecutive naturals, for example, 2172250 + ... + 2272150.

It is an arithmetic number, because the mean of its divisors is an integer number (5528077170).

Almost surely, 2^222000002200 is an apocalyptic number.

222000002200 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 222000002200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (265347704160).

222000002200 is an abundant number, since it is smaller than the sum of its proper divisors (308695406120).

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

222000002200 is a wasteful number, since it uses less digits than its factorization.

222000002200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100229 (or 100220 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 10.

Adding to 222000002200 its reverse (2200000222), we get a palindrome (224200002422).

The spelling of 222000002200 in words is "two hundred twenty-two billion, two thousand, two hundred".