220106063 has 4 divisors (see below), whose sum is σ = 220771368. Its totient is φ = 219440760.

The previous prime is 220106059. The next prime is 220106099. The reversal of 220106063 is 360601022.

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 220106063 - 2² = 220106059 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 (220106863) 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, 332156 + ... + 332817.

It is an arithmetic number, because the mean of its divisors is an integer number (55192842).

Almost surely, 2^220106063 is an apocalyptic number.

220106063 is a deficient number, since it is larger than the sum of its proper divisors (665305).

220106063 is an equidigital number, since it uses as much as digits as its factorization.

220106063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665304.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 220106063 is about 14835.9719263687. The cubic root of 220106063 is about 603.7780705571.

Adding to 220106063 its reverse (360601022), we get a palindrome (580707085).

The spelling of 220106063 in words is "two hundred twenty million, one hundred six thousand, sixty-three".