203320203130 has 32 divisors (see below), whose sum is σ = 412125884928. Its totient is φ = 71549630400.

The previous prime is 203320203127. The next prime is 203320203139. The reversal of 203320203130 is 31302023302.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 203320203098 and 203320203107.

It is not an unprimeable number, because it can be changed into a prime (203320203139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29808937 + ... + 29815756.

It is an arithmetic number, because the mean of its divisors is an integer number (12878933904).

Almost surely, 2^203320203130 is an apocalyptic number.

203320203130 is an abundant number, since it is smaller than the sum of its proper divisors (208805681798).

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

203320203130 is a wasteful number, since it uses less digits than its factorization.

203320203130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59624742.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 203320203130 its reverse (31302023302), we get a palindrome (234622226432).

The spelling of 203320203130 in words is "two hundred three billion, three hundred twenty million, two hundred three thousand, one hundred thirty".