12003030711 has 32 divisors (see below), whose sum is σ = 20377195520. Its totient is φ = 6840446112.

The previous prime is 12003030701. The next prime is 12003030773. The reversal of 12003030711 is 11703030021.

It is not a de Polignac number, because 12003030711 - 2²⁷ = 11868812983 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 (12003030701) 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 31 ways as a sum of consecutive naturals, for example, 14635 + ... + 155628.

It is an arithmetic number, because the mean of its divisors is an integer number (636787360).

Almost surely, 2^12003030711 is an apocalyptic number.

12003030711 is a deficient number, since it is larger than the sum of its proper divisors (8374164809).

12003030711 is a wasteful number, since it uses less digits than its factorization.

12003030711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170652 (or 170646 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 18.

Adding to 12003030711 its reverse (11703030021), we get a palindrome (23706060732).

The spelling of 12003030711 in words is "twelve billion, three million, thirty thousand, seven hundred eleven".