222000111100 has 36 divisors (see below), whose sum is σ = 482245946784. Its totient is φ = 88706826880.

The previous prime is 222000111041. The next prime is 222000111197. The reversal of 222000111100 is 1111000222.

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 pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1069444 + ... + 1260043.

It is an arithmetic number, because the mean of its divisors is an integer number (13395720744).

Almost surely, 2^222000111100 is an apocalyptic number.

222000111100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222000111100 is an abundant number, since it is smaller than the sum of its proper divisors (260245835684).

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

222000111100 is a wasteful number, since it uses less digits than its factorization.

222000111100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2330454 (or 2330447 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 222000111100 its reverse (1111000222), we get a palindrome (223111111322).

The spelling of 222000111100 in words is "two hundred twenty-two billion, one hundred eleven thousand, one hundred".