220211203312 has 80 divisors (see below), whose sum is σ = 450755078400. Its totient is φ = 104014310400.

The previous prime is 220211203283. The next prime is 220211203337. The reversal of 220211203312 is 213302112022.

It is a self number, because there is not a number n which added to its sum of digits gives 220211203312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10161064 + ... + 10182712.

It is an arithmetic number, because the mean of its divisors is an integer number (5634438480).

Almost surely, 2^220211203312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220211203312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (225377539200).

220211203312 is an abundant number, since it is smaller than the sum of its proper divisors (230543875088).

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

220211203312 is a wasteful number, since it uses less digits than its factorization.

220211203312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22022 (or 22016 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 220211203312 its reverse (213302112022), we get a palindrome (433513315334).

The spelling of 220211203312 in words is "two hundred twenty billion, two hundred eleven million, two hundred three thousand, three hundred twelve".