20002303103232 has 288 divisors, whose sum is σ = 58075771703040. Its totient is φ = 6087635107840.

The previous prime is 20002303103173. The next prime is 20002303103239. The reversal of 20002303103232 is 23230130320002.

It is a junction number, because it is equal to n+sod(n) for n = 20002303103199 and 20002303103208.

It is not an unprimeable number, because it can be changed into a prime (20002303103239) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61422757 + ... + 61747547.

It is an arithmetic number, because the mean of its divisors is an integer number (201651985080).

Almost surely, 2^{20002303103232} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20002303103232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29037885851520).

20002303103232 is an abundant number, since it is smaller than the sum of its proper divisors (38073468599808).

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

20002303103232 is a wasteful number, since it uses less digits than its factorization.

20002303103232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324969 (or 324955 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 20002303103232 its reverse (23230130320002), we get a palindrome (43232433423234).

The spelling of 20002303103232 in words is "twenty trillion, two billion, three hundred three million, one hundred three thousand, two hundred thirty-two".