210222221010 has 32 divisors (see below), whose sum is σ = 504557786880. Its totient is φ = 56056541568.

The previous prime is 210222220997. The next prime is 210222221071. The reversal of 210222221010 is 10122222012.

It is a Harshad number since it is a multiple of its sum of digits (15).

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 15 ways as a sum of consecutive naturals, for example, 503086 + ... + 820694.

It is an arithmetic number, because the mean of its divisors is an integer number (15767430840).

Almost surely, 2^210222221010 is an apocalyptic number.

210222221010 is an abundant number, since it is smaller than the sum of its proper divisors (294335565870).

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

210222221010 is a wasteful number, since it uses less digits than its factorization.

210222221010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339682.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 210222221010 its reverse (10122222012), we get a palindrome (220344443022).

The spelling of 210222221010 in words is "two hundred ten billion, two hundred twenty-two million, two hundred twenty-one thousand, ten".