122311143223103 has 4 divisors (see below), whose sum is σ = 122319923019048. Its totient is φ = 122302363427160.

The previous prime is 122311143223063. The next prime is 122311143223109. The reversal of 122311143223103 is 301322341113221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122311143223103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122311143223109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4389877076 + ... + 4389904937.

It is an arithmetic number, because the mean of its divisors is an integer number (30579980754762).

Almost surely, 2^{122311143223103} is an apocalyptic number.

122311143223103 is a deficient number, since it is larger than the sum of its proper divisors (8779795945).

122311143223103 is an equidigital number, since it uses as much as digits as its factorization.

122311143223103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8779795944.

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 122311143223103 its reverse (301322341113221), we get a palindrome (423633484336324).

The spelling of 122311143223103 in words is "one hundred twenty-two trillion, three hundred eleven billion, one hundred forty-three million, two hundred twenty-three thousand, one hundred three".