213233543023 has 8 divisors (see below), whose sum is σ = 213939682128. Its totient is φ = 212527615104.

The previous prime is 213233542993. The next prime is 213233543027. The reversal of 213233543023 is 320345332312.

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 213233543023 - 2²⁵ = 213199988591 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 (213233543027) 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 7 ways as a sum of consecutive naturals, for example, 2116840 + ... + 2215282.

It is an arithmetic number, because the mean of its divisors is an integer number (26742460266).

Almost surely, 2^213233543023 is an apocalyptic number.

213233543023 is a deficient number, since it is larger than the sum of its proper divisors (706139105).

213233543023 is an equidigital number, since it uses as much as digits as its factorization.

213233543023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105593.

The product of its (nonzero) digits is 38880, while the sum is 31.

Adding to 213233543023 its reverse (320345332312), we get a palindrome (533578875335).

The spelling of 213233543023 in words is "two hundred thirteen billion, two hundred thirty-three million, five hundred forty-three thousand, twenty-three".