23323121231321 has 16 divisors (see below), whose sum is σ = 24504399189504. Its totient is φ = 22178749704384.

The previous prime is 23323121231297. The next prime is 23323121231341. The reversal of 23323121231321 is 12313212132332.

It is a cyclic number.

It is not a de Polignac number, because 23323121231321 - 2¹⁸ = 23323120969177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23323121231341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45194666 + ... + 45707811.

It is an arithmetic number, because the mean of its divisors is an integer number (1531524949344).

Almost surely, 2^{23323121231321} is an apocalyptic number.

It is an amenable number.

23323121231321 is a deficient number, since it is larger than the sum of its proper divisors (1181277958183).

23323121231321 is a wasteful number, since it uses less digits than its factorization.

23323121231321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90902680.

The product of its digits is 7776, while the sum is 29.

Adding to 23323121231321 its reverse (12313212132332), we get a palindrome (35636333363653).

The spelling of 23323121231321 in words is "twenty-three trillion, three hundred twenty-three billion, one hundred twenty-one million, two hundred thirty-one thousand, three hundred twenty-one".