111311110201 has 4 divisors (see below), whose sum is σ = 116150723712. Its totient is φ = 106471496692.

The previous prime is 111311110189. The next prime is 111311110297. The reversal of 111311110201 is 102011113111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 111311110201 - 2¹³ = 111311102009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111311110601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2419806721 + ... + 2419806766.

It is an arithmetic number, because the mean of its divisors is an integer number (29037680928).

Almost surely, 2^111311110201 is an apocalyptic number.

It is an amenable number.

111311110201 is a deficient number, since it is larger than the sum of its proper divisors (4839613511).

111311110201 is an equidigital number, since it uses as much as digits as its factorization.

111311110201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4839613510.

The product of its (nonzero) digits is 6, while the sum is 13.

Adding to 111311110201 its reverse (102011113111), we get a palindrome (213322223312).

It can be divided in two parts, 1113111 and 10201, that multiplied together give a palindrome (11354845311).

The spelling of 111311110201 in words is "one hundred eleven billion, three hundred eleven million, one hundred ten thousand, two hundred one".