23321231023320 has 256 divisors, whose sum is σ = 78701133772800. Its totient is φ = 6142373752320.

The previous prime is 23321231023303. The next prime is 23321231023331. The reversal of 23321231023320 is 2332013212332.

23321231023320 is a `hidden beast` number, since 2 + 3 + 3 + 2 + 1 + 2 + 310 + 23 + 320 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 27904725 + ... + 28728315.

It is an arithmetic number, because the mean of its divisors is an integer number (307426303800).

Almost surely, 2^{23321231023320} is an apocalyptic number.

23321231023320 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 23321231023320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39350566886400).

23321231023320 is an abundant number, since it is smaller than the sum of its proper divisors (55379902749480).

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

23321231023320 is a wasteful number, since it uses less digits than its factorization.

23321231023320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 823935 (or 823925 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 23321231023320 its reverse (2332013212332), we get a palindrome (25653244235652).

The spelling of 23321231023320 in words is "twenty-three trillion, three hundred twenty-one billion, two hundred thirty-one million, twenty-three thousand, three hundred twenty".