210003222222 has 12 divisors (see below), whose sum is σ = 455006981520. Its totient is φ = 70001074068.

The previous prime is 210003222181. The next prime is 210003222269. The reversal of 210003222222 is 222222300012.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 11666845679 = 210003222222 / (2 + 1 + 0 + 0 + 0 + 3 + 2 + 2 + 2 + 2 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 210003222195 and 210003222204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5833422822 + ... + 5833422857.

It is an arithmetic number, because the mean of its divisors is an integer number (37917248460).

Almost surely, 2^210003222222 is an apocalyptic number.

210003222222 is an abundant number, since it is smaller than the sum of its proper divisors (245003759298).

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

210003222222 is a wasteful number, since it uses less digits than its factorization.

210003222222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11666845687 (or 11666845684 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 210003222222 its reverse (222222300012), we get a palindrome (432225522234).

The spelling of 210003222222 in words is "two hundred ten billion, three million, two hundred twenty-two thousand, two hundred twenty-two".