210210222 has 32 divisors (see below), whose sum is σ = 427910400. Its totient is φ = 68827968.

The previous prime is 210210193. The next prime is 210210223. The reversal of 210210222 is 222012012.

It is a junction number, because it is equal to n+sod(n) for n = 210210198 and 210210207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210210223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 228279 + ... + 229197.

It is an arithmetic number, because the mean of its divisors is an integer number (13372200).

Almost surely, 2^210210222 is an apocalyptic number.

210210222 is an abundant number, since it is smaller than the sum of its proper divisors (217700178).

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

210210222 is a wasteful number, since it uses less digits than its factorization.

210210222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1560.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 210210222 is about 14498.6282799443. The cubic root of 210210222 is about 594.5904693141.

Adding to 210210222 its reverse (222012012), we get a palindrome (432222234).

The spelling of 210210222 in words is "two hundred ten million, two hundred ten thousand, two hundred twenty-two".