210022210101210 has 128 divisors (see below), whose sum is σ = 543531776449536. Its totient is φ = 51630633999360.

The previous prime is 210022210101161. The next prime is 210022210101211. The reversal of 210022210101210 is 12101012220012.

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

It is a self number, because there is not a number n which added to its sum of digits gives 210022210101210.

It is not an unprimeable number, because it can be changed into a prime (210022210101211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2958398815 + ... + 2958469805.

It is an arithmetic number, because the mean of its divisors is an integer number (4246342003512).

Almost surely, 2^{210022210101210} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 210022210101210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (271765888224768).

210022210101210 is an abundant number, since it is smaller than the sum of its proper divisors (333509566348326).

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

210022210101210 is a wasteful number, since it uses less digits than its factorization.

210022210101210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80760.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 210022210101210 its reverse (12101012220012), we get a palindrome (222123222321222).

The spelling of 210022210101210 in words is "two hundred ten trillion, twenty-two billion, two hundred ten million, one hundred one thousand, two hundred ten".