202142443432 has 16 divisors (see below), whose sum is σ = 379026014400. Its totient is φ = 101068839600.

The previous prime is 202142443403. The next prime is 202142443483. The reversal of 202142443432 is 234344241202.

It is a junction number, because it is equal to n+sod(n) for n = 202142443394 and 202142443403.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93057 + ... + 642607.

It is an arithmetic number, because the mean of its divisors is an integer number (23689125900).

Almost surely, 2^202142443432 is an apocalyptic number.

It is an amenable number.

202142443432 is a deficient number, since it is larger than the sum of its proper divisors (176883570968).

202142443432 is a wasteful number, since it uses less digits than its factorization.

202142443432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595536 (or 595532 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 202142443432 its reverse (234344241202), we get a palindrome (436486684634).

The spelling of 202142443432 in words is "two hundred two billion, one hundred forty-two million, four hundred forty-three thousand, four hundred thirty-two".