21410271107 has 2 divisors, whose sum is σ = 21410271108. Its totient is φ = 21410271106.

The previous prime is 21410271097. The next prime is 21410271143. The reversal of 21410271107 is 70117201412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21410271107 - 2²² = 21406076803 is a prime.

It is not a weakly prime, because it can be changed into another prime (21410271167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10705135553 + 10705135554.

It is an arithmetic number, because the mean of its divisors is an integer number (10705135554).

Almost surely, 2^21410271107 is an apocalyptic number.

21410271107 is a deficient number, since it is larger than the sum of its proper divisors (1).

21410271107 is an equidigital number, since it uses as much as digits as its factorization.

21410271107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 784, while the sum is 26.

Adding to 21410271107 its reverse (70117201412), we get a palindrome (91527472519).

The spelling of 21410271107 in words is "twenty-one billion, four hundred ten million, two hundred seventy-one thousand, one hundred seven".