143423213221207 has 2 divisors, whose sum is σ = 143423213221208. Its totient is φ = 143423213221206.

The previous prime is 143423213221193. The next prime is 143423213221243. The reversal of 143423213221207 is 702122312324341.

It is a weak prime.

It is an emirp because it is prime and its reverse (702122312324341) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-143423213221207 is a prime.

It is a super-2 number, since 2×143423213221207² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143423213221247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71711606610603 + 71711606610604.

It is an arithmetic number, because the mean of its divisors is an integer number (71711606610604).

Almost surely, 2^{143423213221207} is an apocalyptic number.

143423213221207 is a deficient number, since it is larger than the sum of its proper divisors (1).

143423213221207 is an equidigital number, since it uses as much as digits as its factorization.

143423213221207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96768, while the sum is 37.

Adding to 143423213221207 its reverse (702122312324341), we get a palindrome (845545525545548).

The spelling of 143423213221207 in words is "one hundred forty-three trillion, four hundred twenty-three billion, two hundred thirteen million, two hundred twenty-one thousand, two hundred seven".