202440232023 has 4 divisors (see below), whose sum is σ = 269920309368. Its totient is φ = 134960154680.

The previous prime is 202440232021. The next prime is 202440232063. The reversal of 202440232023 is 320232044202.

It is a happy number.

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 202440232023 - 2¹ = 202440232021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 202440231984 and 202440232002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202440232021) 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, 33740038668 + ... + 33740038673.

It is an arithmetic number, because the mean of its divisors is an integer number (67480077342).

Almost surely, 2^202440232023 is an apocalyptic number.

202440232023 is a deficient number, since it is larger than the sum of its proper divisors (67480077345).

202440232023 is an equidigital number, since it uses as much as digits as its factorization.

202440232023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67480077344.

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 202440232023 its reverse (320232044202), we get a palindrome (522672276225).

The spelling of 202440232023 in words is "two hundred two billion, four hundred forty million, two hundred thirty-two thousand, twenty-three".