111241030361 has 4 divisors (see below), whose sum is σ = 112225464372. Its totient is φ = 110256596352.

The previous prime is 111241030343. The next prime is 111241030379. The reversal of 111241030361 is 163030142111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 163030142111 = 9769 ⋅16688519.

It is an interprime number because it is at equal distance from previous prime (111241030343) and next prime (111241030379).

It can be written as a sum of positive squares in 2 ways, for example, as 16401668761 + 94839361600 = 128069^2 + 307960^2 .

It is a cyclic number.

It is not a de Polignac number, because 111241030361 - 2²² = 111236836057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111241030961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 492216836 + ... + 492217061.

It is an arithmetic number, because the mean of its divisors is an integer number (28056366093).

Almost surely, 2^111241030361 is an apocalyptic number.

It is an amenable number.

111241030361 is a deficient number, since it is larger than the sum of its proper divisors (984434011).

111241030361 is an equidigital number, since it uses as much as digits as its factorization.

111241030361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 984434010.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 111241030361 its reverse (163030142111), we get a palindrome (274271172472).

The spelling of 111241030361 in words is "one hundred eleven billion, two hundred forty-one million, thirty thousand, three hundred sixty-one".