220051130800 has 60 divisors (see below), whose sum is σ = 529228504440. Its totient is φ = 87927938560.

The previous prime is 220051130779. The next prime is 220051130843. The reversal of 220051130800 is 8031150022.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92571 + ... + 669829.

It is an arithmetic number, because the mean of its divisors is an integer number (8820475074).

Almost surely, 2^220051130800 is an apocalyptic number.

220051130800 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 220051130800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (264614252220).

220051130800 is an abundant number, since it is smaller than the sum of its proper divisors (309177373640).

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

220051130800 is a wasteful number, since it uses less digits than its factorization.

220051130800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578230 (or 578219 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 220051130800 its reverse (8031150022), we get a palindrome (228082280822).

The spelling of 220051130800 in words is "two hundred twenty billion, fifty-one million, one hundred thirty thousand, eight hundred".