10530543221983 has 2 divisors, whose sum is σ = 10530543221984. Its totient is φ = 10530543221982.

The previous prime is 10530543221981. The next prime is 10530543222013. The reversal of 10530543221983 is 38912234503501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10530543221983 - 2¹ = 10530543221981 is a prime.

It is a super-2 number, since 2×10530543221983² (a number of 27 digits) contains 22 as substring.

Together with 10530543221981, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10530543221981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5265271610991 + 5265271610992.

It is an arithmetic number, because the mean of its divisors is an integer number (5265271610992).

Almost surely, 2^{10530543221983} is an apocalyptic number.

10530543221983 is a deficient number, since it is larger than the sum of its proper divisors (1).

10530543221983 is an equidigital number, since it uses as much as digits as its factorization.

10530543221983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 777600, while the sum is 46.

The spelling of 10530543221983 in words is "ten trillion, five hundred thirty billion, five hundred forty-three million, two hundred twenty-one thousand, nine hundred eighty-three".