213023301404234 has 64 divisors (see below), whose sum is σ = 340421387026560. Its totient is φ = 99688882360320.

The previous prime is 213023301404213. The next prime is 213023301404239. The reversal of 213023301404234 is 432404103320312.

It is a self number, because there is not a number n which added to its sum of digits gives 213023301404234.

It is not an unprimeable number, because it can be changed into a prime (213023301404239) 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 31 ways as a sum of consecutive naturals, for example, 19086393614 + ... + 19086404774.

It is an arithmetic number, because the mean of its divisors is an integer number (5319084172290).

Almost surely, 2^{213023301404234} is an apocalyptic number.

213023301404234 is a deficient number, since it is larger than the sum of its proper divisors (127398085622326).

213023301404234 is a wasteful number, since it uses less digits than its factorization.

213023301404234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19975.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 213023301404234 its reverse (432404103320312), we get a palindrome (645427404724546).

The spelling of 213023301404234 in words is "two hundred thirteen trillion, twenty-three billion, three hundred one million, four hundred four thousand, two hundred thirty-four".