213432023423 has 8 divisors (see below), whose sum is σ = 213910694400. Its totient is φ = 212953491288.

The previous prime is 213432023381. The next prime is 213432023443. The reversal of 213432023423 is 324320234312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 213432023423 - 2⁶ = 213432023359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213432023443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3427040 + ... + 3488762.

It is an arithmetic number, because the mean of its divisors is an integer number (26738836800).

Almost surely, 2^213432023423 is an apocalyptic number.

213432023423 is a deficient number, since it is larger than the sum of its proper divisors (478670977).

213432023423 is an equidigital number, since it uses as much as digits as its factorization.

213432023423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69421.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 213432023423 its reverse (324320234312), we get a palindrome (537752257735).

The spelling of 213432023423 in words is "two hundred thirteen billion, four hundred thirty-two million, twenty-three thousand, four hundred twenty-three".