23232302331221 has 8 divisors (see below), whose sum is σ = 23751162998400. Its totient is φ = 22718503719648.

The previous prime is 23232302331169. The next prime is 23232302331223. The reversal of 23232302331221 is 12213320323232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-23232302331221 is a prime.

It is a super-4 number, since 4×23232302331221⁴ (a number of 55 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23232302331223) 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, 1265504621 + ... + 1265522978.

It is an arithmetic number, because the mean of its divisors is an integer number (2968895374800).

Almost surely, 2^{23232302331221} is an apocalyptic number.

It is an amenable number.

23232302331221 is a deficient number, since it is larger than the sum of its proper divisors (518860667179).

23232302331221 is a wasteful number, since it uses less digits than its factorization.

23232302331221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2531027803.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 23232302331221 its reverse (12213320323232), we get a palindrome (35445622654453).

The spelling of 23232302331221 in words is "twenty-three trillion, two hundred thirty-two billion, three hundred two million, three hundred thirty-one thousand, two hundred twenty-one".