20330323013104 has 160 divisors (see below), whose sum is σ = 45824443047936. Its totient is φ = 8653895331840.

The previous prime is 20330323013051. The next prime is 20330323013173. The reversal of 20330323013104 is 40131032303302.

It is a super-2 number, since 2×20330323013104² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45025549 + ... + 45474835.

Almost surely, 2^{20330323013104} 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 20330323013104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22912221523968).

20330323013104 is an abundant number, since it is smaller than the sum of its proper divisors (25494120034832).

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

20330323013104 is a wasteful number, since it uses less digits than its factorization.

20330323013104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449583 (or 449577 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 20330323013104 its reverse (40131032303302), we get a palindrome (60461355316406).

The spelling of 20330323013104 in words is "twenty trillion, three hundred thirty billion, three hundred twenty-three million, thirteen thousand, one hundred four".