2222002222100 has 18 divisors (see below), whose sum is σ = 4821744822174. Its totient is φ = 888800888800.

The previous prime is 2222002222079. The next prime is 2222002222123. The reversal of 2222002222100 is 12222002222.

It can be written as a sum of positive squares in 3 ways, for example, as 566184012304 + 1655818209796 = 752452^2 + 1286786^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11110011011 + ... + 11110011210.

It is an arithmetic number, because the mean of its divisors is an integer number (267874712343).

Almost surely, 2^{2222002222100} is an apocalyptic number.

2222002222100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2222002222100 is an abundant number, since it is smaller than the sum of its proper divisors (2599742600074).

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

2222002222100 is a wasteful number, since it uses less digits than its factorization.

2222002222100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22220022235 (or 22220022228 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 2222002222100 its reverse (12222002222), we get a palindrome (2234224224322).

The spelling of 2222002222100 in words is "two trillion, two hundred twenty-two billion, two million, two hundred twenty-two thousand, one hundred".