3000131000021 has 2 divisors, whose sum is σ = 3000131000022. Its totient is φ = 3000131000020.

The previous prime is 3000130999993. The next prime is 3000131000033. The reversal of 3000131000021 is 1200001310003.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2979814773796 + 20316226225 = 1726214^2 + 142535^2 .

It is a cyclic number.

It is not a de Polignac number, because 3000131000021 - 2³⁸ = 2725253093077 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3000130999966 and 3000131000011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3000131000821) 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 as a sum of consecutive naturals, namely, 1500065500010 + 1500065500011.

It is an arithmetic number, because the mean of its divisors is an integer number (1500065500011).

Almost surely, 2^{3000131000021} is an apocalyptic number.

It is an amenable number.

3000131000021 is a deficient number, since it is larger than the sum of its proper divisors (1).

3000131000021 is an equidigital number, since it uses as much as digits as its factorization.

3000131000021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 11.

Adding to 3000131000021 its reverse (1200001310003), we get a palindrome (4200132310024).

The spelling of 3000131000021 in words is "three trillion, one hundred thirty-one million, twenty-one", and thus it is an aban number.