111124261602361 has 4 divisors (see below), whose sum is σ = 126999156116992. Its totient is φ = 95249367087732.

The previous prime is 111124261602353. The next prime is 111124261602377. The reversal of 111124261602361 is 163206162421111.

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 111124261602361 - 2³ = 111124261602353 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111124261602361.

It is not an unprimeable number, because it can be changed into a prime (111124261602391) 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, 7937447257305 + ... + 7937447257318.

It is an arithmetic number, because the mean of its divisors is an integer number (31749789029248).

Almost surely, 2^{111124261602361} is an apocalyptic number.

It is an amenable number.

111124261602361 is a deficient number, since it is larger than the sum of its proper divisors (15874894514631).

111124261602361 is an equidigital number, since it uses as much as digits as its factorization.

111124261602361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15874894514630.

The product of its (nonzero) digits is 20736, while the sum is 37.

The spelling of 111124261602361 in words is "one hundred eleven trillion, one hundred twenty-four billion, two hundred sixty-one million, six hundred two thousand, three hundred sixty-one".