143321020342 has 8 divisors (see below), whose sum is σ = 214987214232. Its totient is φ = 71658615600.

The previous prime is 143321020309. The next prime is 143321020357. The reversal of 143321020342 is 243020123341.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 850759 + ... + 1005202.

It is an arithmetic number, because the mean of its divisors is an integer number (26873401779).

Almost surely, 2^143321020342 is an apocalyptic number.

143321020342 is a deficient number, since it is larger than the sum of its proper divisors (71666193890).

143321020342 is a wasteful number, since it uses less digits than its factorization.

143321020342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1894574.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 143321020342 its reverse (243020123341), we get a palindrome (386341143683).

The spelling of 143321020342 in words is "one hundred forty-three billion, three hundred twenty-one million, twenty thousand, three hundred forty-two".