203045245502 has 64 divisors (see below), whose sum is σ = 340043235840. Its totient is φ = 90153571200.

The previous prime is 203045245493. The next prime is 203045245567. The reversal of 203045245502 is 205542540302.

203045245502 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 147883688 + ... + 147885060.

It is an arithmetic number, because the mean of its divisors is an integer number (5313175560).

Almost surely, 2^203045245502 is an apocalyptic number.

203045245502 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

203045245502 is a deficient number, since it is larger than the sum of its proper divisors (136997990338).

203045245502 is a wasteful number, since it uses less digits than its factorization.

203045245502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2129.

The product of its (nonzero) digits is 48000, while the sum is 32.

Adding to 203045245502 its reverse (205542540302), we get a palindrome (408587785804).

The spelling of 203045245502 in words is "two hundred three billion, forty-five million, two hundred forty-five thousand, five hundred two".