222003030100 has 36 divisors (see below), whose sum is σ = 498358532700. Its totient is φ = 85739100160.

The previous prime is 222003030079. The next prime is 222003030113. The reversal of 222003030100 is 1030300222.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 27714258576 + 194288771524 = 166476^2 + 440782^2 .

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 11 ways as a sum of consecutive naturals, for example, 38273485 + ... + 38279284.

It is an arithmetic number, because the mean of its divisors is an integer number (13843292575).

Almost surely, 2^222003030100 is an apocalyptic number.

222003030100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222003030100 is an abundant number, since it is smaller than the sum of its proper divisors (276355502600).

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

222003030100 is a wasteful number, since it uses less digits than its factorization.

222003030100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76552812 (or 76552805 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 222003030100 its reverse (1030300222), we get a palindrome (223033330322).

The spelling of 222003030100 in words is "two hundred twenty-two billion, three million, thirty thousand, one hundred".