143202320425 has 12 divisors (see below), whose sum is σ = 177744827596. Its totient is φ = 114449630400.

The previous prime is 143202320353. The next prime is 143202320431. The reversal of 143202320425 is 524023202341.

It can be written as a sum of positive squares in 6 ways, for example, as 8436973609 + 134765346816 = 91853^2 + 367104^2 .

It is not a de Polignac number, because 143202320425 - 2¹⁹ = 143201796137 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 143202320393 and 143202320402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2779614 + ... + 2830663.

Almost surely, 2^143202320425 is an apocalyptic number.

It is an amenable number.

143202320425 is a deficient number, since it is larger than the sum of its proper divisors (34542507171).

143202320425 is a wasteful number, since it uses less digits than its factorization.

143202320425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5611308 (or 5611303 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 143202320425 its reverse (524023202341), we get a palindrome (667225522766).

The spelling of 143202320425 in words is "one hundred forty-three billion, two hundred two million, three hundred twenty thousand, four hundred twenty-five".