203023101194 has 16 divisors (see below), whose sum is σ = 305346076008. Its totient is φ = 101241150912.

The previous prime is 203023101161. The next prime is 203023101233. The reversal of 203023101194 is 491101320302.

203023101194 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 200045980225 + 2977120969 = 447265^2 + 54563^2 .

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 7 ways as a sum of consecutive naturals, for example, 7237604 + ... + 7265600.

Almost surely, 2^203023101194 is an apocalyptic number.

203023101194 is a deficient number, since it is larger than the sum of its proper divisors (102322974814).

203023101194 is a wasteful number, since it uses less digits than its factorization.

203023101194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37529.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 203023101194 its reverse (491101320302), we get a palindrome (694124421496).

The spelling of 203023101194 in words is "two hundred three billion, twenty-three million, one hundred one thousand, one hundred ninety-four".