203230133130 has 16 divisors (see below), whose sum is σ = 487752319584. Its totient is φ = 54194702160.

The previous prime is 203230133129. The next prime is 203230133203. The reversal of 203230133130 is 31331032302.

It is a junction number, because it is equal to n+sod(n) for n = 203230133097 and 203230133106.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3387168856 + ... + 3387168915.

It is an arithmetic number, because the mean of its divisors is an integer number (30484519974).

Almost surely, 2^203230133130 is an apocalyptic number.

203230133130 is an abundant number, since it is smaller than the sum of its proper divisors (284522186454).

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

203230133130 is a wasteful number, since it uses less digits than its factorization.

203230133130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6774337781.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 203230133130 its reverse (31331032302), we get a palindrome (234561165432).

The spelling of 203230133130 in words is "two hundred three billion, two hundred thirty million, one hundred thirty-three thousand, one hundred thirty".