203342402134 has 16 divisors (see below), whose sum is σ = 309365098560. Its totient is φ = 100222263360.

The previous prime is 203342402113. The next prime is 203342402177. The reversal of 203342402134 is 431204243302.

203342402134 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 7 ways as a sum of consecutive naturals, for example, 128062 + ... + 650449.

It is an arithmetic number, because the mean of its divisors is an integer number (19335318660).

Almost surely, 2^203342402134 is an apocalyptic number.

203342402134 is a deficient number, since it is larger than the sum of its proper divisors (106022696426).

203342402134 is a wasteful number, since it uses less digits than its factorization.

203342402134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 780375.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 203342402134 its reverse (431204243302), we get a palindrome (634546645436).

The spelling of 203342402134 in words is "two hundred three billion, three hundred forty-two million, four hundred two thousand, one hundred thirty-four".