2120011001071 has 2 divisors, whose sum is σ = 2120011001072. Its totient is φ = 2120011001070.

The previous prime is 2120011001039. The next prime is 2120011001153. The reversal of 2120011001071 is 1701001100212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2120011001071 - 2⁵ = 2120011001039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120018001071) 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, 1060005500535 + 1060005500536.

It is an arithmetic number, because the mean of its divisors is an integer number (1060005500536).

Almost surely, 2^{2120011001071} is an apocalyptic number.

2120011001071 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120011001071 is an equidigital number, since it uses as much as digits as its factorization.

2120011001071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28, while the sum is 16.

Adding to 2120011001071 its reverse (1701001100212), we get a palindrome (3821012101283).

The spelling of 2120011001071 in words is "two trillion, one hundred twenty billion, eleven million, one thousand, seventy-one".