220023201111 has 64 divisors (see below), whose sum is σ = 349424409600. Its totient is φ = 120531096576.

The previous prime is 220023201061. The next prime is 220023201119. The reversal of 220023201111 is 111102320022.

It is not a de Polignac number, because 220023201111 - 2⁷ = 220023200983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220023201119) 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 63 ways as a sum of consecutive naturals, for example, 20256400 + ... + 20267258.

It is an arithmetic number, because the mean of its divisors is an integer number (5459756400).

Almost surely, 2^220023201111 is an apocalyptic number.

220023201111 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

220023201111 is a deficient number, since it is larger than the sum of its proper divisors (129401208489).

220023201111 is a wasteful number, since it uses less digits than its factorization.

220023201111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11288.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 220023201111 its reverse (111102320022), we get a palindrome (331125521133).

The spelling of 220023201111 in words is "two hundred twenty billion, twenty-three million, two hundred one thousand, one hundred eleven".