143442021343 has 2 divisors, whose sum is σ = 143442021344. Its totient is φ = 143442021342.

The previous prime is 143442021263. The next prime is 143442021379. The reversal of 143442021343 is 343120244341.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 143442021343 - 2²¹ = 143439924191 is a prime.

It is a super-2 number, since 2×143442021343² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143442021383) 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, 71721010671 + 71721010672.

It is an arithmetic number, because the mean of its divisors is an integer number (71721010672).

Almost surely, 2^143442021343 is an apocalyptic number.

143442021343 is a deficient number, since it is larger than the sum of its proper divisors (1).

143442021343 is an equidigital number, since it uses as much as digits as its factorization.

143442021343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 143442021343 its reverse (343120244341), we get a palindrome (486562265684).

The spelling of 143442021343 in words is "one hundred forty-three billion, four hundred forty-two million, twenty-one thousand, three hundred forty-three".