203330100012 has 96 divisors (see below), whose sum is σ = 525329624064. Its totient is φ = 60811430400.

The previous prime is 203330099983. The next prime is 203330100019. The reversal of 203330100012 is 210001033302.

It is a junction number, because it is equal to n+sod(n) for n = 203330099964 and 203330100000.

It is not an unprimeable number, because it can be changed into a prime (203330100019) 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, 1674663 + ... + 1791969.

It is an arithmetic number, because the mean of its divisors is an integer number (5472183584).

Almost surely, 2^203330100012 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 203330100012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (262664812032).

203330100012 is an abundant number, since it is smaller than the sum of its proper divisors (321999524052).

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

203330100012 is a wasteful number, since it uses less digits than its factorization.

203330100012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117639 (or 117637 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 203330100012 its reverse (210001033302), we get a palindrome (413331133314).

The spelling of 203330100012 in words is "two hundred three billion, three hundred thirty million, one hundred thousand, twelve".