111110200101 has 12 divisors (see below), whose sum is σ = 160495953228. Its totient is φ = 74071878144.

The previous prime is 111110200087. The next prime is 111110200133. The reversal of 111110200101 is 101002011111.

It can be written as a sum of positive squares in 2 ways, for example, as 107091908001 + 4018292100 = 327249^2 + 63390^2 .

It is not a de Polignac number, because 111110200101 - 2⁷ = 111110199973 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111110200501) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 441541 + ... + 645893.

It is an arithmetic number, because the mean of its divisors is an integer number (13374662769).

Almost surely, 2^111110200101 is an apocalyptic number.

It is an amenable number.

111110200101 is a deficient number, since it is larger than the sum of its proper divisors (49385753127).

111110200101 is a wasteful number, since it uses less digits than its factorization.

111110200101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264772 (or 264769 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 111110200101 its reverse (101002011111), we get a palindrome (212112211212).

The spelling of 111110200101 in words is "one hundred eleven billion, one hundred ten million, two hundred thousand, one hundred one".