202234040321 has 4 divisors (see below), whose sum is σ = 212877937200. Its totient is φ = 191590143444.

The previous prime is 202234040297. The next prime is 202234040339. The reversal of 202234040321 is 123040432202.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 202234040321 - 2²² = 202229846017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202234042321) 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, 5321948411 + ... + 5321948448.

It is an arithmetic number, because the mean of its divisors is an integer number (53219484300).

Almost surely, 2^202234040321 is an apocalyptic number.

It is an amenable number.

202234040321 is a deficient number, since it is larger than the sum of its proper divisors (10643896879).

202234040321 is a wasteful number, since it uses less digits than its factorization.

202234040321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10643896878.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 202234040321 its reverse (123040432202), we get a palindrome (325274472523).

The spelling of 202234040321 in words is "two hundred two billion, two hundred thirty-four million, forty thousand, three hundred twenty-one".