220104231 has 8 divisors (see below), whose sum is σ = 301404144. Its totient is φ = 142770240.

The previous prime is 220104221. The next prime is 220104233. The reversal of 220104231 is 132401022.

220104231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 220104231 - 2⁷ = 220104103 is a prime.

It is a super-2 number, since 2×220104231² = 96891745008202722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 220104231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220104233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 991350 + ... + 991571.

It is an arithmetic number, because the mean of its divisors is an integer number (37675518).

Almost surely, 2^220104231 is an apocalyptic number.

220104231 is a deficient number, since it is larger than the sum of its proper divisors (81299913).

220104231 is a wasteful number, since it uses less digits than its factorization.

220104231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1982961.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 220104231 is about 14835.9101844140. The cubic root of 220104231 is about 603.7763954185.

Adding to 220104231 its reverse (132401022), we get a palindrome (352505253).

The spelling of 220104231 in words is "two hundred twenty million, one hundred four thousand, two hundred thirty-one".