203112132132 has 96 divisors (see below), whose sum is σ = 589850553600. Its totient is φ = 52966121472.

The previous prime is 203112132127. The next prime is 203112132203. The reversal of 203112132132 is 231231211302.

203112132132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 203112132099 and 203112132108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 947757 + ... + 1142132.

It is an arithmetic number, because the mean of its divisors is an integer number (6144276600).

Almost surely, 2^203112132132 is an apocalyptic number.

It is an amenable number.

203112132132 is an abundant number, since it is smaller than the sum of its proper divisors (386738421468).

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

203112132132 is a wasteful number, since it uses less digits than its factorization.

203112132132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2090005 (or 2090003 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 203112132132 its reverse (231231211302), we get a palindrome (434343343434).

The spelling of 203112132132 in words is "two hundred three billion, one hundred twelve million, one hundred thirty-two thousand, one hundred thirty-two".