23320000133430 has 864 divisors, whose sum is σ = 78268057860384. Its totient is φ = 4428103680000.

The previous prime is 23320000133323. The next prime is 23320000133491. The reversal of 23320000133430 is 3433100002332.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 23320000133430.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 431 ways as a sum of consecutive naturals, for example, 3036059190 + ... + 3036066870.

It is an arithmetic number, because the mean of its divisors is an integer number (90588029931).

Almost surely, 2^{23320000133430} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23320000133430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39134028930192).

23320000133430 is an abundant number, since it is smaller than the sum of its proper divisors (54948057726954).

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

23320000133430 is a wasteful number, since it uses less digits than its factorization.

23320000133430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7854 (or 7823 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 23320000133430 its reverse (3433100002332), we get a palindrome (26753100135762).

The spelling of 23320000133430 in words is "twenty-three trillion, three hundred twenty billion, one hundred thirty-three thousand, four hundred thirty".