20323003320000 has 840 divisors, whose sum is σ = 78010905594336. Its totient is φ = 5043658752000.

The previous prime is 20323003319981. The next prime is 20323003320013. The reversal of 20323003320000 is 2330032302.

20323003320000 is a `hidden beast` number, since 2 + 0 + 32 + 300 + 332 + 0 + 0 + 0 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 306326832 + ... + 306393168.

Almost surely, 2^{20323003320000} is an apocalyptic number.

20323003320000 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 20323003320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39005452797168).

20323003320000 is an abundant number, since it is smaller than the sum of its proper divisors (57687902274336).

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

20323003320000 is a wasteful number, since it uses less digits than its factorization.

20323003320000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66435 (or 66407 counting only the distinct ones).

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

Adding to 20323003320000 its reverse (2330032302), we get a palindrome (20325333352302).

The spelling of 20323003320000 in words is "twenty trillion, three hundred twenty-three billion, three million, three hundred twenty thousand".