111110200001 has 4 divisors (see below), whose sum is σ = 111217761732. Its totient is φ = 111002638272.

The previous prime is 111110199979. The next prime is 111110200007. The reversal of 111110200001 is 100002011111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 100002011111 = 173 ⋅578046307.

It can be written as a sum of positive squares in 2 ways, for example, as 104297348401 + 6812851600 = 322951^2 + 82540^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111110200001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111110200007) 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, 53779316 + ... + 53781381.

It is an arithmetic number, because the mean of its divisors is an integer number (27804440433).

Almost surely, 2^111110200001 is an apocalyptic number.

It is an amenable number.

111110200001 is a deficient number, since it is larger than the sum of its proper divisors (107561731).

111110200001 is a wasteful number, since it uses less digits than its factorization.

111110200001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107561730.

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 111110200001 its reverse (100002011111), we get a palindrome (211112211112).

The spelling of 111110200001 in words is "one hundred eleven billion, one hundred ten million, two hundred thousand, one".