20000002271 has 2 divisors, whose sum is σ = 20000002272. Its totient is φ = 20000002270.

The previous prime is 20000002219. The next prime is 20000002313. The reversal of 20000002271 is 17220000002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20000002271 - 2¹⁸ = 19999740127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20002002271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10000001135 + 10000001136.

It is an arithmetic number, because the mean of its divisors is an integer number (10000001136).

Almost surely, 2^20000002271 is an apocalyptic number.

20000002271 is a deficient number, since it is larger than the sum of its proper divisors (1).

20000002271 is an equidigital number, since it uses as much as digits as its factorization.

20000002271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56, while the sum is 14.

Adding to 20000002271 its reverse (17220000002), we get a palindrome (37220002273).

The spelling of 20000002271 in words is "twenty billion, two thousand, two hundred seventy-one".