220112015 has 8 divisors (see below), whose sum is σ = 264826368. Its totient is φ = 175628320.

The previous prime is 220112003. The next prime is 220112033. The reversal of 220112015 is 510211022.

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

It is a de Polignac number, because none of the positive numbers 2^k-220112015 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55556 + ... + 59385.

It is an arithmetic number, because the mean of its divisors is an integer number (33103296).

Almost surely, 2^220112015 is an apocalyptic number.

220112015 is a deficient number, since it is larger than the sum of its proper divisors (44714353).

220112015 is a wasteful number, since it uses less digits than its factorization.

220112015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115329.

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 220112015 is about 14836.1725185440. The cubic root of 220112015 is about 603.7835128647.

Adding to 220112015 its reverse (510211022), we get a palindrome (730323037).

The spelling of 220112015 in words is "two hundred twenty million, one hundred twelve thousand, fifteen".