203302542434 has 4 divisors (see below), whose sum is σ = 304953813654. Its totient is φ = 101651271216.

The previous prime is 203302542419. The next prime is 203302542451. The reversal of 203302542434 is 434245203302.

203302542434 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 182982895225 + 20319647209 = 427765^2 + 142547^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 203302542434.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50825635607 + ... + 50825635610.

Almost surely, 2^203302542434 is an apocalyptic number.

203302542434 is a deficient number, since it is larger than the sum of its proper divisors (101651271220).

203302542434 is a wasteful number, since it uses less digits than its factorization.

203302542434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101651271219.

The product of its (nonzero) digits is 69120, while the sum is 32.

Adding to 203302542434 its reverse (434245203302), we get a palindrome (637547745736).

The spelling of 203302542434 in words is "two hundred three billion, three hundred two million, five hundred forty-two thousand, four hundred thirty-four".