23232231132221 has 8 divisors (see below), whose sum is σ = 24498884962080. Its totient is φ = 21969967784688.

The previous prime is 23232231132217. The next prime is 23232231132247. The reversal of 23232231132221 is 12223113223232.

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 23232231132221 - 2² = 23232231132217 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23232231135221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1097609711 + ... + 1097630876.

It is an arithmetic number, because the mean of its divisors is an integer number (3062360620260).

Almost surely, 2^{23232231132221} is an apocalyptic number.

It is an amenable number.

23232231132221 is a deficient number, since it is larger than the sum of its proper divisors (1266653829859).

23232231132221 is a wasteful number, since it uses less digits than its factorization.

23232231132221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2195241163.

The product of its digits is 10368, while the sum is 29.

Adding to 23232231132221 its reverse (12223113223232), we get a palindrome (35455344355453).

The spelling of 23232231132221 in words is "twenty-three trillion, two hundred thirty-two billion, two hundred thirty-one million, one hundred thirty-two thousand, two hundred twenty-one".