213141443432 has 32 divisors (see below), whose sum is σ = 403347789000. Its totient is φ = 105582833664.

The previous prime is 213141443407. The next prime is 213141443497. The reversal of 213141443432 is 234344141312.

It can be written as a sum of positive squares in 4 ways, for example, as 156504107236 + 56637336196 = 395606^2 + 237986^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2136194 + ... + 2233742.

Almost surely, 2^213141443432 is an apocalyptic number.

It is an amenable number.

213141443432 is a deficient number, since it is larger than the sum of its proper divisors (190206345568).

213141443432 is a wasteful number, since it uses less digits than its factorization.

213141443432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100085 (or 100081 counting only the distinct ones).

The product of its digits is 27648, while the sum is 32.

Adding to 213141443432 its reverse (234344141312), we get a palindrome (447485584744).

The spelling of 213141443432 in words is "two hundred thirteen billion, one hundred forty-one million, four hundred forty-three thousand, four hundred thirty-two".