203142135315234 has 32 divisors (see below), whose sum is σ = 414094932478080. Its totient is φ = 66418452345600.

The previous prime is 203142135315221. The next prime is 203142135315253. The reversal of 203142135315234 is 432513531241302.

It is a happy number.

203142135315234 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×203142135315234³ (a number of 44 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 203142135315192 and 203142135315201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 772895287 + ... + 773158074.

It is an arithmetic number, because the mean of its divisors is an integer number (12940466639940).

Almost surely, 2^{203142135315234} is an apocalyptic number.

203142135315234 is an abundant number, since it is smaller than the sum of its proper divisors (210952797162846).

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

203142135315234 is a wasteful number, since it uses less digits than its factorization.

203142135315234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1546053786.

The product of its (nonzero) digits is 259200, while the sum is 39.

Adding to 203142135315234 its reverse (432513531241302), we get a palindrome (635655666556536).

The spelling of 203142135315234 in words is "two hundred three trillion, one hundred forty-two billion, one hundred thirty-five million, three hundred fifteen thousand, two hundred thirty-four".