2122101012071 has 2 divisors, whose sum is σ = 2122101012072. Its totient is φ = 2122101012070.

The previous prime is 2122101012047. The next prime is 2122101012127. The reversal of 2122101012071 is 1702101012212.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2122101012071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2122101018071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061050506035 + 1061050506036.

It is an arithmetic number, because the mean of its divisors is an integer number (1061050506036).

Almost surely, 2^{2122101012071} is an apocalyptic number.

2122101012071 is a deficient number, since it is larger than the sum of its proper divisors (1).

2122101012071 is an equidigital number, since it uses as much as digits as its factorization.

2122101012071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 20.

Adding to 2122101012071 its reverse (1702101012212), we get a palindrome (3824202024283).

The spelling of 2122101012071 in words is "two trillion, one hundred twenty-two billion, one hundred one million, twelve thousand, seventy-one".