203023101450 has 96 divisors (see below), whose sum is σ = 556882857216. Its totient is φ = 48624226560.

The previous prime is 203023101431. The next prime is 203023101481. The reversal of 203023101450 is 54101320302.

203023101450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 47 ways as a sum of consecutive naturals, for example, 1334802 + ... + 1479101.

It is an arithmetic number, because the mean of its divisors is an integer number (5800863096).

Almost surely, 2^203023101450 is an apocalyptic number.

203023101450 is an abundant number, since it is smaller than the sum of its proper divisors (353859755766).

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

203023101450 is a wasteful number, since it uses less digits than its factorization.

203023101450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2813968 (or 2813963 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

Adding to 203023101450 its reverse (54101320302), we get a palindrome (257124421752).

The spelling of 203023101450 in words is "two hundred three billion, twenty-three million, one hundred one thousand, four hundred fifty".