1020043200971 has 2 divisors, whose sum is σ = 1020043200972. Its totient is φ = 1020043200970.

The previous prime is 1020043200931. The next prime is 1020043201003. The reversal of 1020043200971 is 1790023400201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1020043200971 - 2³⁴ = 1002863331787 is a prime.

It is not a weakly prime, because it can be changed into another prime (1020043200931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510021600485 + 510021600486.

It is an arithmetic number, because the mean of its divisors is an integer number (510021600486).

Almost surely, 2^{1020043200971} is an apocalyptic number.

1020043200971 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020043200971 is an equidigital number, since it uses as much as digits as its factorization.

1020043200971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 29.

The spelling of 1020043200971 in words is "one trillion, twenty billion, forty-three million, two hundred thousand, nine hundred seventy-one".