222010200100 has 72 divisors (see below), whose sum is σ = 528609994920. Its totient is φ = 80426311680.

The previous prime is 222010200091. The next prime is 222010200103. The reversal of 222010200100 is 1002010222.

It can be written as a sum of positive squares in 12 ways, for example, as 37036232704 + 184973967396 = 192448^2 + 430086^2 .

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

It is not an unprimeable number, because it can be changed into a prime (222010200103) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1542205 + ... + 1680004.

It is an arithmetic number, because the mean of its divisors is an integer number (7341805485).

Almost surely, 2^222010200100 is an apocalyptic number.

222010200100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222010200100 is an abundant number, since it is smaller than the sum of its proper divisors (306599794820).

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

222010200100 is a wasteful number, since it uses less digits than its factorization.

222010200100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3222289 (or 3222282 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 222010200100 its reverse (1002010222), we get a palindrome (223012210322).

The spelling of 222010200100 in words is "two hundred twenty-two billion, ten million, two hundred thousand, one hundred".