20110342271 has 2 divisors, whose sum is σ = 20110342272. Its totient is φ = 20110342270.

The previous prime is 20110342267. The next prime is 20110342327. The reversal of 20110342271 is 17224301102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20110342271 - 2² = 20110342267 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20110342171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10055171135 + 10055171136.

It is an arithmetic number, because the mean of its divisors is an integer number (10055171136).

Almost surely, 2^20110342271 is an apocalyptic number.

20110342271 is a deficient number, since it is larger than the sum of its proper divisors (1).

20110342271 is an equidigital number, since it uses as much as digits as its factorization.

20110342271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 23.

Adding to 20110342271 its reverse (17224301102), we get a palindrome (37334643373).

The spelling of 20110342271 in words is "twenty billion, one hundred ten million, three hundred forty-two thousand, two hundred seventy-one".