213040332023 has 4 divisors (see below), whose sum is σ = 213041934360. Its totient is φ = 213038729688.

The previous prime is 213040331951. The next prime is 213040332041. The reversal of 213040332023 is 320233040312.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 213040332023 - 2²⁸ = 212771896567 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 213040332023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213040332223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 581693 + ... + 874326.

It is an arithmetic number, because the mean of its divisors is an integer number (53260483590).

Almost surely, 2^213040332023 is an apocalyptic number.

213040332023 is a deficient number, since it is larger than the sum of its proper divisors (1602337).

213040332023 is a wasteful number, since it uses less digits than its factorization.

213040332023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1602336.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 213040332023 its reverse (320233040312), we get a palindrome (533273372335).

The spelling of 213040332023 in words is "two hundred thirteen billion, forty million, three hundred thirty-two thousand, twenty-three".