1011002042971 has 2 divisors, whose sum is σ = 1011002042972. Its totient is φ = 1011002042970.

The previous prime is 1011002042951. The next prime is 1011002043067. The reversal of 1011002042971 is 1792402001101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1011002042971 - 2²¹ = 1010999945819 is a prime.

It is not a weakly prime, because it can be changed into another prime (1011002042951) 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, 505501021485 + 505501021486.

It is an arithmetic number, because the mean of its divisors is an integer number (505501021486).

Almost surely, 2^{1011002042971} is an apocalyptic number.

1011002042971 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011002042971 is an equidigital number, since it uses as much as digits as its factorization.

1011002042971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 28.

The spelling of 1011002042971 in words is "one trillion, eleven billion, two million, forty-two thousand, nine hundred seventy-one".