20330333030100 has 144 divisors (see below), whose sum is σ = 61973799742400. Its totient is φ = 5131484421120.

The previous prime is 20330333030071. The next prime is 20330333030107. The reversal of 20330333030100 is 103033303302.

It is a super-2 number, since 2×20330333030100² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20330333030107) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4770336 + ... + 7963464.

Almost surely, 2^{20330333030100} is an apocalyptic number.

20330333030100 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 20330333030100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30986899871200).

20330333030100 is an abundant number, since it is smaller than the sum of its proper divisors (41643466712300).

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

20330333030100 is a wasteful number, since it uses less digits than its factorization.

20330333030100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3194282 (or 3194275 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 21.

Adding to 20330333030100 its reverse (103033303302), we get a palindrome (20433366333402).

The spelling of 20330333030100 in words is "twenty trillion, three hundred thirty billion, three hundred thirty-three million, thirty thousand, one hundred".