111243104341 has 4 divisors (see below), whose sum is σ = 113342030892. Its totient is φ = 109144177792.

The previous prime is 111243104339. The next prime is 111243104359. The reversal of 111243104341 is 143401342111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 143401342111 = 46807 ⋅3063673.

It can be written as a sum of positive squares in 2 ways, for example, as 31000644900 + 80242459441 = 176070^2 + 283271^2 .

It is a cyclic number.

It is not a de Polignac number, because 111243104341 - 2¹ = 111243104339 is a prime.

It is a super-2 number, since 2×111243104341² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111243104641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1049463196 + ... + 1049463301.

It is an arithmetic number, because the mean of its divisors is an integer number (28335507723).

Almost surely, 2^111243104341 is an apocalyptic number.

It is an amenable number.

111243104341 is a deficient number, since it is larger than the sum of its proper divisors (2098926551).

111243104341 is an equidigital number, since it uses as much as digits as its factorization.

111243104341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2098926550.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 111243104341 its reverse (143401342111), we get a palindrome (254644446452).

The spelling of 111243104341 in words is "one hundred eleven billion, two hundred forty-three million, one hundred four thousand, three hundred forty-one".