20332323000 has 512 divisors, whose sum is σ = 81436492800. Its totient is φ = 4637952000.

The previous prime is 20332322993. The next prime is 20332323013. The reversal of 20332323000 is 32323302.

20332323000 is a `hidden beast` number, since 2 + 0 + 332 + 32 + 300 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 5046987 + ... + 5051013.

It is an arithmetic number, because the mean of its divisors is an integer number (159055650).

Almost surely, 2^20332323000 is an apocalyptic number.

20332323000 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 20332323000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40718246400).

20332323000 is an abundant number, since it is smaller than the sum of its proper divisors (61104169800).

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

20332323000 is a wasteful number, since it uses less digits than its factorization.

20332323000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4085 (or 4065 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 18.

Adding to 20332323000 its reverse (32323302), we get a palindrome (20364646302).

The spelling of 20332323000 in words is "twenty billion, three hundred thirty-two million, three hundred twenty-three thousand".