213242514650023 has 4 divisors (see below), whose sum is σ = 214314085075600. Its totient is φ = 212170944224448.

The previous prime is 213242514650021. The next prime is 213242514650059. The reversal of 213242514650023 is 320056415242312.

213242514650023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 213242514650023 - 2¹ = 213242514650021 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 (213242514650021) 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, 535785212490 + ... + 535785212887.

It is an arithmetic number, because the mean of its divisors is an integer number (53578521268900).

Almost surely, 2^{213242514650023} is an apocalyptic number.

213242514650023 is a deficient number, since it is larger than the sum of its proper divisors (1071570425577).

213242514650023 is a wasteful number, since it uses less digits than its factorization.

213242514650023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1071570425576.

The product of its (nonzero) digits is 345600, while the sum is 40.

Adding to 213242514650023 its reverse (320056415242312), we get a palindrome (533298929892335).

The spelling of 213242514650023 in words is "two hundred thirteen trillion, two hundred forty-two billion, five hundred fourteen million, six hundred fifty thousand, twenty-three".