220321113 has 4 divisors (see below), whose sum is σ = 293761488. Its totient is φ = 146880740.

The previous prime is 220321111. The next prime is 220321147. The reversal of 220321113 is 311123022.

220321113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 220321113 - 2¹ = 220321111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220321092 and 220321101.

It is not an unprimeable number, because it can be changed into a prime (220321111) 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, 36720183 + ... + 36720188.

It is an arithmetic number, because the mean of its divisors is an integer number (73440372).

Almost surely, 2^220321113 is an apocalyptic number.

It is an amenable number.

220321113 is a deficient number, since it is larger than the sum of its proper divisors (73440375).

220321113 is an equidigital number, since it uses as much as digits as its factorization.

220321113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73440374.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 220321113 is about 14843.2177441416. The cubic root of 220321113 is about 603.9746427742.

Adding to 220321113 its reverse (311123022), we get a palindrome (531444135).

The spelling of 220321113 in words is "two hundred twenty million, three hundred twenty-one thousand, one hundred thirteen".