111000420011 has 24 divisors (see below), whose sum is σ = 126700416000. Its totient is φ = 96932171232.

The previous prime is 111000419977. The next prime is 111000420017. The reversal of 111000420011 is 110024000111.

It is a de Polignac number, because none of the positive numbers 2^k-111000420011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111000419974 and 111000420001.

It is not an unprimeable number, because it can be changed into a prime (111000420017) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2284670 + ... + 2332748.

It is an arithmetic number, because the mean of its divisors is an integer number (5279184000).

Almost surely, 2^111000420011 is an apocalyptic number.

111000420011 is a deficient number, since it is larger than the sum of its proper divisors (15699995989).

111000420011 is a wasteful number, since it uses less digits than its factorization.

111000420011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48843 (or 48830 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 111000420011 its reverse (110024000111), we get a palindrome (221024420122).

The spelling of 111000420011 in words is "one hundred eleven billion, four hundred twenty thousand, eleven".