220340403200 has 132 divisors (see below), whose sum is σ = 547438462440. Its totient is φ = 87932682240.

The previous prime is 220340403197. The next prime is 220340403203. The reversal of 220340403200 is 2304043022.

It is an interprime number because it is at equal distance from previous prime (220340403197) and next prime (220340403203).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220340403203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11331086 + ... + 11350514.

Almost surely, 2^220340403200 is an apocalyptic number.

220340403200 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 220340403200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (273719231220).

220340403200 is an abundant number, since it is smaller than the sum of its proper divisors (327098059240).

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

220340403200 is a wasteful number, since it uses less digits than its factorization.

220340403200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19902 (or 19879 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 220340403200 its reverse (2304043022), we get a palindrome (222644446222).

The spelling of 220340403200 in words is "two hundred twenty billion, three hundred forty million, four hundred three thousand, two hundred".