10021232143171 has 2 divisors, whose sum is σ = 10021232143172. Its totient is φ = 10021232143170.

The previous prime is 10021232143157. The next prime is 10021232143249. The reversal of 10021232143171 is 17134123212001.

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-10021232143171 is a prime.

It is not a weakly prime, because it can be changed into another prime (10021232143271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010616071585 + 5010616071586.

It is an arithmetic number, because the mean of its divisors is an integer number (5010616071586).

Almost surely, 2^{10021232143171} is an apocalyptic number.

10021232143171 is a deficient number, since it is larger than the sum of its proper divisors (1).

10021232143171 is an equidigital number, since it uses as much as digits as its factorization.

10021232143171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 28.

Adding to 10021232143171 its reverse (17134123212001), we get a palindrome (27155355355172).

The spelling of 10021232143171 in words is "ten trillion, twenty-one billion, two hundred thirty-two million, one hundred forty-three thousand, one hundred seventy-one".