12003331232111 has 2 divisors, whose sum is σ = 12003331232112. Its totient is φ = 12003331232110.

The previous prime is 12003331232023. The next prime is 12003331232119. The reversal of 12003331232111 is 11123213330021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12003331232111 - 2³⁰ = 12002257490287 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12003331232119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6001665616055 + 6001665616056.

It is an arithmetic number, because the mean of its divisors is an integer number (6001665616056).

Almost surely, 2^{12003331232111} is an apocalyptic number.

12003331232111 is a deficient number, since it is larger than the sum of its proper divisors (1).

12003331232111 is an equidigital number, since it uses as much as digits as its factorization.

12003331232111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 12003331232111 its reverse (11123213330021), we get a palindrome (23126544562132).

The spelling of 12003331232111 in words is "twelve trillion, three billion, three hundred thirty-one million, two hundred thirty-two thousand, one hundred eleven".