210100222 has 8 divisors (see below), whose sum is σ = 317939616. Its totient is φ = 104120352.

The previous prime is 210100211. The next prime is 210100243. The reversal of 210100222 is 222001012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 210100199 and 210100208.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 464598 + ... + 465049.

It is an arithmetic number, because the mean of its divisors is an integer number (39742452).

Almost surely, 2^210100222 is an apocalyptic number.

210100222 is a deficient number, since it is larger than the sum of its proper divisors (107839394).

210100222 is a wasteful number, since it uses less digits than its factorization.

210100222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929762.

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

The square root of 210100222 is about 14494.8343212332. The cubic root of 210100222 is about 594.4867376579.

Adding to 210100222 its reverse (222001012), we get a palindrome (432101234).

The spelling of 210100222 in words is "two hundred ten million, one hundred thousand, two hundred twenty-two".