210126222060 has 96 divisors (see below), whose sum is σ = 592619751360. Its totient is φ = 55627972608.

The previous prime is 210126222041. The next prime is 210126222067. The reversal of 210126222060 is 60222621012.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 210126222060.

It is not an unprimeable number, because it can be changed into a prime (210126222067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11454976 + ... + 11473304.

It is an arithmetic number, because the mean of its divisors is an integer number (6173122410).

Almost surely, 2^210126222060 is an apocalyptic number.

210126222060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 210126222060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (296309875680).

210126222060 is an abundant number, since it is smaller than the sum of its proper divisors (382493529300).

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

210126222060 is a wasteful number, since it uses less digits than its factorization.

210126222060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19715 (or 19713 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 210126222060 its reverse (60222621012), we get a palindrome (270348843072).

The spelling of 210126222060 in words is "two hundred ten billion, one hundred twenty-six million, two hundred twenty-two thousand, sixty".