23323023211321 has 4 divisors (see below), whose sum is σ = 23324525321472. Its totient is φ = 23321521101172.

The previous prime is 23323023211277. The next prime is 23323023211393. The reversal of 23323023211321 is 12311232032332.

It is a happy number.

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 23323023211321 - 2³¹ = 23320875727673 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 23323023211321.

It is not an unprimeable number, because it can be changed into a prime (23323023214321) 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, 751031785 + ... + 751062838.

It is an arithmetic number, because the mean of its divisors is an integer number (5831131330368).

Almost surely, 2^{23323023211321} is an apocalyptic number.

It is an amenable number.

23323023211321 is a deficient number, since it is larger than the sum of its proper divisors (1502110151).

23323023211321 is a wasteful number, since it uses less digits than its factorization.

23323023211321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1502110150.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 23323023211321 its reverse (12311232032332), we get a palindrome (35634255243653).

The spelling of 23323023211321 in words is "twenty-three trillion, three hundred twenty-three billion, twenty-three million, two hundred eleven thousand, three hundred twenty-one".