111012000220111 has 4 divisors (see below), whose sum is σ = 111036907561392. Its totient is φ = 110987092878832.

The previous prime is 111012000220073. The next prime is 111012000220123. The reversal of 111012000220111 is 111022000210111.

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 111012000220111 - 2²¹ = 111011998122959 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111012000220091 and 111012000220100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111012000220141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12453663955 + ... + 12453672868.

It is an arithmetic number, because the mean of its divisors is an integer number (27759226890348).

Almost surely, 2^{111012000220111} is an apocalyptic number.

111012000220111 is a deficient number, since it is larger than the sum of its proper divisors (24907341281).

111012000220111 is an equidigital number, since it uses as much as digits as its factorization.

111012000220111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24907341280.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 111012000220111 its reverse (111022000210111), we get a palindrome (222034000430222).

It can be divided in two parts, 111012000 and 220111, that added together give a palindrome (111232111).

The spelling of 111012000220111 in words is "one hundred eleven trillion, twelve billion, two hundred twenty thousand, one hundred eleven".