203130100332 has 18 divisors (see below), whose sum is σ = 513467753708. Its totient is φ = 67710033432.

The previous prime is 203130100301. The next prime is 203130100333. The reversal of 203130100332 is 233001031302.

203130100332 is a `hidden beast` number, since 2 + 0 + 31 + 301 + 0 + 0 + 332 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (203130100333) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2821251358 + ... + 2821251429.

Almost surely, 2^203130100332 is an apocalyptic number.

It is an amenable number.

203130100332 is an abundant number, since it is smaller than the sum of its proper divisors (310337653376).

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

203130100332 is a wasteful number, since it uses less digits than its factorization.

203130100332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5642502797 (or 5642502792 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 203130100332 its reverse (233001031302), we get a palindrome (436131131634).

The spelling of 203130100332 in words is "two hundred three billion, one hundred thirty million, one hundred thousand, three hundred thirty-two".