220412303 has 4 divisors (see below), whose sum is σ = 220457760. Its totient is φ = 220366848.

The previous prime is 220412261. The next prime is 220412363. The reversal of 220412303 is 303214022.

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 220412303 - 2⁶ = 220412239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220412363) 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, 14450 + ... + 25487.

It is an arithmetic number, because the mean of its divisors is an integer number (55114440).

Almost surely, 2^220412303 is an apocalyptic number.

220412303 is a deficient number, since it is larger than the sum of its proper divisors (45457).

220412303 is an equidigital number, since it uses as much as digits as its factorization.

220412303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45456.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 220412303 is about 14846.2891996620. The cubic root of 220412303 is about 604.0579588184.

Adding to 220412303 its reverse (303214022), we get a palindrome (523626325).

The spelling of 220412303 in words is "two hundred twenty million, four hundred twelve thousand, three hundred three".