111105104203 has 2 divisors, whose sum is σ = 111105104204. Its totient is φ = 111105104202.

The previous prime is 111105104153. The next prime is 111105104221. The reversal of 111105104203 is 302401501111.

It is a strong prime.

It is an emirp because it is prime and its reverse (302401501111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111105104203 - 2⁹ = 111105103691 is a prime.

It is not a weakly prime, because it can be changed into another prime (111105104263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55552552101 + 55552552102.

It is an arithmetic number, because the mean of its divisors is an integer number (55552552102).

Almost surely, 2^111105104203 is an apocalyptic number.

111105104203 is a deficient number, since it is larger than the sum of its proper divisors (1).

111105104203 is an equidigital number, since it uses as much as digits as its factorization.

111105104203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 19.

Adding to 111105104203 its reverse (302401501111), we get a palindrome (413506605314).

The spelling of 111105104203 in words is "one hundred eleven billion, one hundred five million, one hundred four thousand, two hundred three".