20020011220271 has 2 divisors, whose sum is σ = 20020011220272. Its totient is φ = 20020011220270.

The previous prime is 20020011220249. The next prime is 20020011220283. The reversal of 20020011220271 is 17202211002002.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20020011220271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20020011222271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10010005610135 + 10010005610136.

It is an arithmetic number, because the mean of its divisors is an integer number (10010005610136).

Almost surely, 2^{20020011220271} is an apocalyptic number.

20020011220271 is a deficient number, since it is larger than the sum of its proper divisors (1).

20020011220271 is an equidigital number, since it uses as much as digits as its factorization.

20020011220271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 20.

Adding to 20020011220271 its reverse (17202211002002), we get a palindrome (37222222222273).

The spelling of 20020011220271 in words is "twenty trillion, twenty billion, eleven million, two hundred twenty thousand, two hundred seventy-one".