311003414123 has 4 divisors (see below), whose sum is σ = 319408911840. Its totient is φ = 302597916408.

The previous prime is 311003414047. The next prime is 311003414147. The reversal of 311003414123 is 321414300113.

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

It is a cyclic number.

It is not a de Polignac number, because 311003414123 - 2²⁰ = 311002365547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (311003414153) 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, 4202748803 + ... + 4202748876.

It is an arithmetic number, because the mean of its divisors is an integer number (79852227960).

Almost surely, 2^311003414123 is an apocalyptic number.

311003414123 is a deficient number, since it is larger than the sum of its proper divisors (8405497717).

311003414123 is an equidigital number, since it uses as much as digits as its factorization.

311003414123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8405497716.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 311003414123 its reverse (321414300113), we get a palindrome (632417714236).

The spelling of 311003414123 in words is "three hundred eleven billion, three million, four hundred fourteen thousand, one hundred twenty-three".