220554065143 has 4 divisors (see below), whose sum is σ = 220557230320. Its totient is φ = 220550899968.

The previous prime is 220554065141. The next prime is 220554065177. The reversal of 220554065143 is 341560455022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 220554065143 - 2¹ = 220554065141 is a prime.

It is a super-2 number, since 2×220554065143² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220554065141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1475658 + ... + 1618231.

It is an arithmetic number, because the mean of its divisors is an integer number (55139307580).

Almost surely, 2^220554065143 is an apocalyptic number.

220554065143 is a deficient number, since it is larger than the sum of its proper divisors (3165177).

220554065143 is an equidigital number, since it uses as much as digits as its factorization.

220554065143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3165176.

The product of its (nonzero) digits is 144000, while the sum is 37.

The spelling of 220554065143 in words is "two hundred twenty billion, five hundred fifty-four million, sixty-five thousand, one hundred forty-three".