10021232143127 has 2 divisors, whose sum is σ = 10021232143128. Its totient is φ = 10021232143126.

The previous prime is 10021232143099. The next prime is 10021232143157. The reversal of 10021232143127 is 72134123212001.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10021232143127 - 2⁴² = 5623185632023 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10021232143127.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10021232143157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010616071563 + 5010616071564.

It is an arithmetic number, because the mean of its divisors is an integer number (5010616071564).

Almost surely, 2^{10021232143127} is an apocalyptic number.

10021232143127 is a deficient number, since it is larger than the sum of its proper divisors (1).

10021232143127 is an equidigital number, since it uses as much as digits as its factorization.

10021232143127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 29.

Adding to 10021232143127 its reverse (72134123212001), we get a palindrome (82155355355128).

The spelling of 10021232143127 in words is "ten trillion, twenty-one billion, two hundred thirty-two million, one hundred forty-three thousand, one hundred twenty-seven".