220112011022111 has 4 divisors (see below), whose sum is σ = 237043704177672. Its totient is φ = 203180317866552.

The previous prime is 220112011022077. The next prime is 220112011022117. The reversal of 220112011022111 is 111220110211022.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 220112011022111 - 2⁶ = 220112011022047 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 220112011022111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220112011022117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8465846577761 + ... + 8465846577786.

It is an arithmetic number, because the mean of its divisors is an integer number (59260926044418).

Almost surely, 2^{220112011022111} is an apocalyptic number.

220112011022111 is a deficient number, since it is larger than the sum of its proper divisors (16931693155561).

220112011022111 is a wasteful number, since it uses less digits than its factorization.

220112011022111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16931693155560.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 220112011022111 its reverse (111220110211022), we get a palindrome (331332121233133).

The spelling of 220112011022111 in words is "two hundred twenty trillion, one hundred twelve billion, eleven million, twenty-two thousand, one hundred eleven".