111110201020111 has 8 divisors (see below), whose sum is σ = 111406232624400. Its totient is φ = 110814184494720.

The previous prime is 111110201020109. The next prime is 111110201020139. The reversal of 111110201020111 is 111020102011111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 111110201020111 - 2¹ = 111110201020109 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111110201020091 and 111110201020100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111110201620111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11064741 + ... + 18564721.

It is an arithmetic number, because the mean of its divisors is an integer number (13925779078050).

Almost surely, 2^{111110201020111} is an apocalyptic number.

111110201020111 is a deficient number, since it is larger than the sum of its proper divisors (296031604289).

111110201020111 is an equidigital number, since it uses as much as digits as its factorization.

111110201020111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7539449.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 111110201020111 its reverse (111020102011111), we get a palindrome (222130303031222).

It can be divided in two parts, 11 and 1110201020111, that multiplied together give a palindrome (12212211221221).

The spelling of 111110201020111 in words is "one hundred eleven trillion, one hundred ten billion, two hundred one million, twenty thousand, one hundred eleven".