12331100032001 has 2 divisors, whose sum is σ = 12331100032002. Its totient is φ = 12331100032000.

The previous prime is 12331100031989. The next prime is 12331100032019. The reversal of 12331100032001 is 10023000113321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8332603890625 + 3998496141376 = 2886625^2 + 1999624^2 .

It is a cyclic number.

It is not a de Polignac number, because 12331100032001 - 2⁶ = 12331100031937 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (12331100032501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6165550016000 + 6165550016001.

It is an arithmetic number, because the mean of its divisors is an integer number (6165550016001).

Almost surely, 2^{12331100032001} is an apocalyptic number.

It is an amenable number.

12331100032001 is a deficient number, since it is larger than the sum of its proper divisors (1).

12331100032001 is an equidigital number, since it uses as much as digits as its factorization.

12331100032001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 12331100032001 its reverse (10023000113321), we get a palindrome (22354100145322).

The spelling of 12331100032001 in words is "twelve trillion, three hundred thirty-one billion, one hundred million, thirty-two thousand, one".