111210112011 has 8 divisors (see below), whose sum is σ = 152287721104. Its totient is φ = 72136288800.

The previous prime is 111210111997. The next prime is 111210112019. The reversal of 111210112011 is 110211012111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 111210112011 - 2²³ = 111201723403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111210112019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 500946340 + ... + 500946561.

It is an arithmetic number, because the mean of its divisors is an integer number (19035965138).

Almost surely, 2^111210112011 is an apocalyptic number.

111210112011 is a deficient number, since it is larger than the sum of its proper divisors (41077609093).

111210112011 is a wasteful number, since it uses less digits than its factorization.

111210112011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001892941.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 111210112011 its reverse (110211012111), we get a palindrome (221421124122).

The spelling of 111210112011 in words is "one hundred eleven billion, two hundred ten million, one hundred twelve thousand, eleven".