210220121110222 has 32 divisors (see below), whose sum is σ = 342664191866880. Its totient is φ = 96357216241440.

The previous prime is 210220121110177. The next prime is 210220121110273. The reversal of 210220121110222 is 222011121022012.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 210220121110222.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 5390748 + ... + 21201424.

It is an arithmetic number, because the mean of its divisors is an integer number (10708255995840).

Almost surely, 2^{210220121110222} is an apocalyptic number.

210220121110222 is a deficient number, since it is larger than the sum of its proper divisors (132444070756658).

210220121110222 is a wasteful number, since it uses less digits than its factorization.

210220121110222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15822016.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 210220121110222 its reverse (222011121022012), we get a palindrome (432231242132234).

The spelling of 210220121110222 in words is "two hundred ten trillion, two hundred twenty billion, one hundred twenty-one million, one hundred ten thousand, two hundred twenty-two".