213032430303 has 64 divisors (see below), whose sum is σ = 360193327104. Its totient is φ = 108774576000.

The previous prime is 213032430257. The next prime is 213032430307. The reversal of 213032430303 is 303034230312.

It is a happy number.

It is not a de Polignac number, because 213032430303 - 2⁸ = 213032430047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213032430307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 23428788 + ... + 23437878.

It is an arithmetic number, because the mean of its divisors is an integer number (5628020736).

Almost surely, 2^213032430303 is an apocalyptic number.

213032430303 is a deficient number, since it is larger than the sum of its proper divisors (147160896801).

213032430303 is a wasteful number, since it uses less digits than its factorization.

213032430303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10836.

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 213032430303 its reverse (303034230312), we get a palindrome (516066660615).

Subtracting 213032430303 from its reverse (303034230312), we obtain a square (90001800009 = 300003²).

The spelling of 213032430303 in words is "two hundred thirteen billion, thirty-two million, four hundred thirty thousand, three hundred three".