111210000012011 has 8 divisors (see below), whose sum is σ = 118473557401920. Its totient is φ = 104087482571592.

The previous prime is 111210000011993. The next prime is 111210000012029. The reversal of 111210000012011 is 110210000012111.

It is an interprime number because it is at equal distance from previous prime (111210000011993) and next prime (111210000012029).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111210000012011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111210000011983 and 111210000012001.

It is not an unprimeable number, because it can be changed into a prime (111210000012061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35259985745 + ... + 35259988898.

It is an arithmetic number, because the mean of its divisors is an integer number (14809194675240).

Almost surely, 2^{111210000012011} is an apocalyptic number.

111210000012011 is a deficient number, since it is larger than the sum of its proper divisors (7263557389909).

111210000012011 is an equidigital number, since it uses as much as digits as its factorization.

111210000012011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70519974745.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 111210000012011 its reverse (110210000012111), we get a palindrome (221420000024122).

The spelling of 111210000012011 in words is "one hundred eleven trillion, two hundred ten billion, twelve thousand, eleven".