220313143 has 4 divisors (see below), whose sum is σ = 220371880. Its totient is φ = 220254408.

The previous prime is 220313101. The next prime is 220313147. The reversal of 220313143 is 341313022.

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 220313143 - 2¹³ = 220304951 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 220313143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220313147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23328 + ... + 31381.

It is an arithmetic number, because the mean of its divisors is an integer number (55092970).

Almost surely, 2^220313143 is an apocalyptic number.

220313143 is a deficient number, since it is larger than the sum of its proper divisors (58737).

220313143 is an equidigital number, since it uses as much as digits as its factorization.

220313143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58736.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 220313143 is about 14842.9492689290. The cubic root of 220313143 is about 603.9673598650.

Adding to 220313143 its reverse (341313022), we get a palindrome (561626165).

The spelling of 220313143 in words is "two hundred twenty million, three hundred thirteen thousand, one hundred forty-three".