213424330432 has 14 divisors (see below), whose sum is σ = 423513905828. Its totient is φ = 106712165184.

The previous prime is 213424330429. The next prime is 213424330433. The reversal of 213424330432 is 234033424312.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 213424330394 and 213424330403.

It is not an unprimeable number, because it can be changed into a prime (213424330433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1667377518 + ... + 1667377645.

Almost surely, 2^213424330432 is an apocalyptic number.

It is an amenable number.

213424330432 is a deficient number, since it is larger than the sum of its proper divisors (210089575396).

213424330432 is an equidigital number, since it uses as much as digits as its factorization.

213424330432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3334755175 (or 3334755165 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 213424330432 its reverse (234033424312), we get a palindrome (447457754744).

The spelling of 213424330432 in words is "two hundred thirteen billion, four hundred twenty-four million, three hundred thirty thousand, four hundred thirty-two".