143421003003 has 8 divisors (see below), whose sum is σ = 192603745600. Its totient is φ = 94926131208.

The previous prime is 143421002993. The next prime is 143421003049. The reversal of 143421003003 is 300300124341.

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

It is not a de Polignac number, because 143421003003 - 2⁴ = 143421002987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (143421003053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171967213 + ... + 171968046.

It is an arithmetic number, because the mean of its divisors is an integer number (24075468200).

Almost surely, 2^143421003003 is an apocalyptic number.

143421003003 is a deficient number, since it is larger than the sum of its proper divisors (49182742597).

143421003003 is a wasteful number, since it uses less digits than its factorization.

143421003003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343935401.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 143421003003 its reverse (300300124341), we get a palindrome (443721127344).

The spelling of 143421003003 in words is "one hundred forty-three billion, four hundred twenty-one million, three thousand, three".