23330132221 has 8 divisors (see below), whose sum is σ = 25565186304. Its totient is φ = 21114100320.

The previous prime is 23330132207. The next prime is 23330132227. The reversal of 23330132221 is 12223103332.

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 23330132221 - 2⁷ = 23330132093 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23330132192 and 23330132201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23330132227) 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, 4752976 + ... + 4757881.

It is an arithmetic number, because the mean of its divisors is an integer number (3195648288).

Almost surely, 2^23330132221 is an apocalyptic number.

It is an amenable number.

23330132221 is a deficient number, since it is larger than the sum of its proper divisors (2235054083).

23330132221 is a wasteful number, since it uses less digits than its factorization.

23330132221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9511091.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 23330132221 its reverse (12223103332), we get a palindrome (35553235553).

It can be divided in two parts, 23330 and 132221, that added together give a palindrome (155551).

The spelling of 23330132221 in words is "twenty-three billion, three hundred thirty million, one hundred thirty-two thousand, two hundred twenty-one".