220064111 has 4 divisors (see below), whose sum is σ = 220155432. Its totient is φ = 219972792.

The previous prime is 220064107. The next prime is 220064147. The reversal of 220064111 is 111460022.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 111460022 = 2 ⋅55730011.

It is a cyclic number.

It is not a de Polignac number, because 220064111 - 2² = 220064107 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 220064111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220004111) 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, 41945 + ... + 46898.

It is an arithmetic number, because the mean of its divisors is an integer number (55038858).

Almost surely, 2^220064111 is an apocalyptic number.

220064111 is a deficient number, since it is larger than the sum of its proper divisors (91321).

220064111 is an equidigital number, since it uses as much as digits as its factorization.

220064111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91320.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 220064111 is about 14834.5579981340. The cubic root of 220064111 is about 603.7397082835.

The spelling of 220064111 in words is "two hundred twenty million, sixty-four thousand, one hundred eleven".