23120221323000 has 256 divisors, whose sum is σ = 77819440832640. Its totient is φ = 5693236224000.

The previous prime is 23120221322963. The next prime is 23120221323011. The reversal of 23120221323000 is 32312202132.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1573771 + ... + 6979770.

Almost surely, 2^{23120221323000} is an apocalyptic number.

23120221323000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23120221323000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38909720416320).

23120221323000 is an abundant number, since it is smaller than the sum of its proper divisors (54699219509640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23120221323000 is a wasteful number, since it uses less digits than its factorization.

23120221323000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8553635 (or 8553621 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 23120221323000 its reverse (32312202132), we get a palindrome (23152533525132).

The spelling of 23120221323000 in words is "twenty-three trillion, one hundred twenty billion, two hundred twenty-one million, three hundred twenty-three thousand".