111110100201 has 6 divisors (see below), whose sum is σ = 160492366970. Its totient is φ = 74073400128.

The previous prime is 111110100181. The next prime is 111110100223. The reversal of 111110100201 is 102001011111.

It can be written as a sum of positive squares in only one way, i.e., 71866886400 + 39243213801 = 268080^2 + 198099^2 .

It is not a de Polignac number, because 111110100201 - 2²⁶ = 111042991337 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 12345566689 = 111110100201 / (1 + 1 + 1 + 1 + 1 + 0 + 1 + 0 + 0 + 2 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111110100701) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6172783336 + ... + 6172783353.

Almost surely, 2^111110100201 is an apocalyptic number.

It is an amenable number.

111110100201 is a deficient number, since it is larger than the sum of its proper divisors (49382266769).

111110100201 is a wasteful number, since it uses less digits than its factorization.

111110100201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12345566695 (or 12345566692 counting only the distinct ones).

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

Adding to 111110100201 its reverse (102001011111), we get a palindrome (213111111312).

The spelling of 111110100201 in words is "one hundred eleven billion, one hundred ten million, one hundred thousand, two hundred one".