220000111001 has 16 divisors (see below), whose sum is σ = 242925117120. Its totient is φ = 197563269120.

The previous prime is 220000110997. The next prime is 220000111003. The reversal of 220000111001 is 100111000022.

It is a cyclic number.

It is not a de Polignac number, because 220000111001 - 2² = 220000110997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 220000111001.

It is not an unprimeable number, because it can be changed into a prime (220000111003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9806285 + ... + 9828693.

It is an arithmetic number, because the mean of its divisors is an integer number (15182819820).

Almost surely, 2^220000111001 is an apocalyptic number.

It is an amenable number.

220000111001 is a deficient number, since it is larger than the sum of its proper divisors (22925006119).

220000111001 is a wasteful number, since it uses less digits than its factorization.

220000111001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33256.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 220000111001 its reverse (100111000022), we get a palindrome (320111111023).

The spelling of 220000111001 in words is "two hundred twenty billion, one hundred eleven thousand, one".