111120030011 has 4 divisors (see below), whose sum is σ = 111521185632. Its totient is φ = 110718874392.

The previous prime is 111120029983. The next prime is 111120030031. The reversal of 111120030011 is 110030021111.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 111120030011 - 2⁶ = 111120029947 is a prime.

It is a super-2 number, since 2×111120030011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111120029974 and 111120030001.

It is not an unprimeable number, because it can be changed into a prime (111120030031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200577395 + ... + 200577948.

It is an arithmetic number, because the mean of its divisors is an integer number (27880296408).

Almost surely, 2^111120030011 is an apocalyptic number.

111120030011 is a deficient number, since it is larger than the sum of its proper divisors (401155621).

111120030011 is an equidigital number, since it uses as much as digits as its factorization.

111120030011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401155620.

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 111120030011 its reverse (110030021111), we get a palindrome (221150051122).

The spelling of 111120030011 in words is "one hundred eleven billion, one hundred twenty million, thirty thousand, eleven".