220220001111 has 16 divisors (see below), whose sum is σ = 334246959360. Its totient is φ = 127663768320.

The previous prime is 220220001101. The next prime is 220220001167. The reversal of 220220001111 is 111100022022.

It is not a de Polignac number, because 220220001111 - 2⁷ = 220220000983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220220001101) 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, 145071706 + ... + 145073223.

It is an arithmetic number, because the mean of its divisors is an integer number (20890434960).

Almost surely, 2^220220001111 is an apocalyptic number.

220220001111 is a deficient number, since it is larger than the sum of its proper divisors (114026958249).

220220001111 is a wasteful number, since it uses less digits than its factorization.

220220001111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290144966.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 220220001111 its reverse (111100022022), we get a palindrome (331320023133).

The spelling of 220220001111 in words is "two hundred twenty billion, two hundred twenty million, one thousand, one hundred eleven".