220243195 has 4 divisors (see below), whose sum is σ = 264291840. Its totient is φ = 176194552.

The previous prime is 220243183. The next prime is 220243223. The reversal of 220243195 is 591342022.

220243195 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.

It is a cyclic number.

It is not a de Polignac number, because 220243195 - 2⁹ = 220242683 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22024315 + ... + 22024324.

It is an arithmetic number, because the mean of its divisors is an integer number (66072960).

Almost surely, 2^220243195 is an apocalyptic number.

220243195 is a deficient number, since it is larger than the sum of its proper divisors (44048645).

220243195 is an equidigital number, since it uses as much as digits as its factorization.

220243195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44048644.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 220243195 is about 14840.5928116096. The cubic root of 220243195 is about 603.9034345206.

The spelling of 220243195 in words is "two hundred twenty million, two hundred forty-three thousand, one hundred ninety-five".