220000211202210 has 128 divisors (see below), whose sum is σ = 544809972430080. Its totient is φ = 56819866521600.

The previous prime is 220000211202143. The next prime is 220000211202229. The reversal of 220000211202210 is 12202112000022.

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 220000211202210.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2800620294 + ... + 2800698846.

It is an arithmetic number, because the mean of its divisors is an integer number (4256327909610).

Almost surely, 2^{220000211202210} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220000211202210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (272404986215040).

220000211202210 is an abundant number, since it is smaller than the sum of its proper divisors (324809761227870).

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

220000211202210 is a wasteful number, since it uses less digits than its factorization.

220000211202210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95124.

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

Adding to 220000211202210 its reverse (12202112000022), we get a palindrome (232202323202232).

The spelling of 220000211202210 in words is "two hundred twenty trillion, two hundred eleven million, two hundred two thousand, two hundred ten".