22102100071 has 2 divisors, whose sum is σ = 22102100072. Its totient is φ = 22102100070.

The previous prime is 22102100057. The next prime is 22102100077. The reversal of 22102100071 is 17000120122.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22102100071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22102100077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11051050035 + 11051050036.

It is an arithmetic number, because the mean of its divisors is an integer number (11051050036).

Almost surely, 2^22102100071 is an apocalyptic number.

22102100071 is a deficient number, since it is larger than the sum of its proper divisors (1).

22102100071 is an equidigital number, since it uses as much as digits as its factorization.

22102100071 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 16.

Adding to 22102100071 its reverse (17000120122), we get a palindrome (39102220193).

The spelling of 22102100071 in words is "twenty-two billion, one hundred two million, one hundred thousand, seventy-one".