111120220220101 has 12 divisors (see below), whose sum is σ = 116319904560576. Its totient is φ = 106103375744480.

The previous prime is 111120220220089. The next prime is 111120220220123. The reversal of 111120220220101 is 101022022021111.

It is not a de Polignac number, because 111120220220101 - 2²⁵ = 111120186665669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111120220220131) 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, 703151215 + ... + 703309228.

It is an arithmetic number, because the mean of its divisors is an integer number (9693325380048).

Almost surely, 2^{111120220220101} is an apocalyptic number.

It is an amenable number.

111120220220101 is a deficient number, since it is larger than the sum of its proper divisors (5199684340475).

111120220220101 is an equidigital number, since it uses as much as digits as its factorization.

111120220220101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1406460572 (or 1406460531 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 111120220220101 its reverse (101022022021111), we get a palindrome (212142242241212).

The spelling of 111120220220101 in words is "one hundred eleven trillion, one hundred twenty billion, two hundred twenty million, two hundred twenty thousand, one hundred one".