111220010220011 has 12 divisors (see below), whose sum is σ = 141140050075800. Its totient is φ = 86664943028160.

The previous prime is 111220010219953. The next prime is 111220010220041. The reversal of 111220010220011 is 110022010022111.

It is not a de Polignac number, because 111220010220011 - 2³⁰ = 111218936478187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111220010220041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 103172550686 + ... + 103172551763.

It is an arithmetic number, because the mean of its divisors is an integer number (11761670839650).

Almost surely, 2^{111220010220011} is an apocalyptic number.

111220010220011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

111220010220011 is a deficient number, since it is larger than the sum of its proper divisors (29920039855789).

111220010220011 is a wasteful number, since it uses less digits than its factorization.

111220010220011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206345102474 (or 206345102467 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111220010220011 its reverse (110022010022111), we get a palindrome (221242020242122).

The spelling of 111220010220011 in words is "one hundred eleven trillion, two hundred twenty billion, ten million, two hundred twenty thousand, eleven".