2100958271 has 2 divisors, whose sum is σ = 2100958272. Its totient is φ = 2100958270.

The previous prime is 2100958261. The next prime is 2100958289. The reversal of 2100958271 is 1728590012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2100958271 - 2²⁶ = 2033849407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2100958241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050479135 + 1050479136.

It is an arithmetic number, because the mean of its divisors is an integer number (1050479136).

Almost surely, 2^2100958271 is an apocalyptic number.

2100958271 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100958271 is an equidigital number, since it uses as much as digits as its factorization.

2100958271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 35.

The square root of 2100958271 is about 45836.2113508523. The cubic root of 2100958271 is about 1280.7739197919.

The spelling of 2100958271 in words is "two billion, one hundred million, nine hundred fifty-eight thousand, two hundred seventy-one".