2120126350571 has 2 divisors, whose sum is σ = 2120126350572. Its totient is φ = 2120126350570.

The previous prime is 2120126350553. The next prime is 2120126350603. The reversal of 2120126350571 is 1750536210212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2120126350571 - 2¹⁴ = 2120126334187 is a prime.

It is not a weakly prime, because it can be changed into another prime (2120126350471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060063175285 + 1060063175286.

It is an arithmetic number, because the mean of its divisors is an integer number (1060063175286).

Almost surely, 2^{2120126350571} is an apocalyptic number.

2120126350571 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120126350571 is an equidigital number, since it uses as much as digits as its factorization.

2120126350571 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25200, while the sum is 35.

The spelling of 2120126350571 in words is "two trillion, one hundred twenty billion, one hundred twenty-six million, three hundred fifty thousand, five hundred seventy-one".