220200022100212 has 96 divisors (see below), whose sum is σ = 490713628962816. Its totient is φ = 83957409532800.

The previous prime is 220200022100111. The next prime is 220200022100213. The reversal of 220200022100212 is 212001220002022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220200022100213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 128579263 + ... + 130280569.

It is an arithmetic number, because the mean of its divisors is an integer number (5111600301696).

Almost surely, 2^{220200022100212} is an apocalyptic number.

220200022100212 is a gapful number since it is divisible by the number (22) 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 220200022100212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (245356814481408).

220200022100212 is an abundant number, since it is smaller than the sum of its proper divisors (270513606862604).

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

220200022100212 is a wasteful number, since it uses less digits than its factorization.

220200022100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1710317 (or 1710315 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 220200022100212 its reverse (212001220002022), we get a palindrome (432201242102234).

The spelling of 220200022100212 in words is "two hundred twenty trillion, two hundred billion, twenty-two million, one hundred thousand, two hundred twelve".