203103032133120 has 160 divisors (see below), whose sum is σ = 742051435454208. Its totient is φ = 46423550189568.

The previous prime is 203103032133041. The next prime is 203103032133181. The reversal of 203103032133120 is 21331230301302.

It is a tau number, because it is divible by the number of its divisors (160).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1888925334 + ... + 1889032853.

Almost surely, 2^{203103032133120} is an apocalyptic number.

203103032133120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203103032133120 is an abundant number, since it is smaller than the sum of its proper divisors (538948403321088).

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

203103032133120 is an equidigital number, since it uses as much as digits as its factorization.

203103032133120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3777958220 (or 3777958204 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 203103032133120 its reverse (21331230301302), we get a palindrome (224434262434422).

The spelling of 203103032133120 in words is "two hundred three trillion, one hundred three billion, thirty-two million, one hundred thirty-three thousand, one hundred twenty".