23452213321 has 16 divisors (see below), whose sum is σ = 23938467840. Its totient is φ = 22971430800.

The previous prime is 23452213307. The next prime is 23452213357. The reversal of 23452213321 is 12331225432.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 23452213321 - 2⁵ = 23452213289 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23452213321.

It is not an unprimeable number, because it can be changed into a prime (23452213721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7756416 + ... + 7759438.

It is an arithmetic number, because the mean of its divisors is an integer number (1496154240).

Almost surely, 2^23452213321 is an apocalyptic number.

It is an amenable number.

23452213321 is a deficient number, since it is larger than the sum of its proper divisors (486254519).

23452213321 is a wasteful number, since it uses less digits than its factorization.

23452213321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3876.

The product of its digits is 8640, while the sum is 28.

Adding to 23452213321 its reverse (12331225432), we get a palindrome (35783438753).

The spelling of 23452213321 in words is "twenty-three billion, four hundred fifty-two million, two hundred thirteen thousand, three hundred twenty-one".