100002143432 has 16 divisors (see below), whose sum is σ = 189360495900. Its totient is φ = 49506011200.

The previous prime is 100002143389. The next prime is 100002143441. The reversal of 100002143432 is 234341200001.

It can be written as a sum of positive squares in 2 ways, for example, as 64926097636 + 35076045796 = 254806^2 + 187286^2 .

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, 61881707 + ... + 61883322.

Almost surely, 2^100002143432 is an apocalyptic number.

It is an amenable number.

100002143432 is a deficient number, since it is larger than the sum of its proper divisors (89358352468).

100002143432 is a wasteful number, since it uses less digits than its factorization.

100002143432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123765136 (or 123765132 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 100002143432 its reverse (234341200001), we get a palindrome (334343343433).

The spelling of 100002143432 in words is "one hundred billion, two million, one hundred forty-three thousand, four hundred thirty-two".