220220001111111 has 32 divisors (see below), whose sum is σ = 322235959415040. Its totient is φ = 133288510328064.

The previous prime is 220220001111109. The next prime is 220220001111167. The reversal of 220220001111111 is 111111100022022.

It is a happy number.

It is not a de Polignac number, because 220220001111111 - 2¹ = 220220001111109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220220001111311) 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 31 ways as a sum of consecutive naturals, for example, 847502566 + ... + 847762371.

It is an arithmetic number, because the mean of its divisors is an integer number (10069873731720).

Almost surely, 2^{220220001111111} is an apocalyptic number.

220220001111111 is a deficient number, since it is larger than the sum of its proper divisors (102015958303929).

220220001111111 is a wasteful number, since it uses less digits than its factorization.

220220001111111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1695265055.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 220220001111111 its reverse (111111100022022), we get a palindrome (331331101133133).

The spelling of 220220001111111 in words is "two hundred twenty trillion, two hundred twenty billion, one million, one hundred eleven thousand, one hundred eleven".