203135334342 has 8 divisors (see below), whose sum is σ = 406270668696. Its totient is φ = 67711778112.

The previous prime is 203135334323. The next prime is 203135334407. The reversal of 203135334342 is 243433531302.

It is a sphenic number, since it is the product of 3 distinct primes.

203135334342 is an admirable number.

It is a super-2 number, since 2×203135334342² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16927944523 + ... + 16927944534.

It is an arithmetic number, because the mean of its divisors is an integer number (50783833587).

Almost surely, 2^203135334342 is an apocalyptic number.

203135334342 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

203135334342 is a wasteful number, since it uses less digits than its factorization.

203135334342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33855889062.

The product of its (nonzero) digits is 77760, while the sum is 33.

Adding to 203135334342 its reverse (243433531302), we get a palindrome (446568865644).

The spelling of 203135334342 in words is "two hundred three billion, one hundred thirty-five million, three hundred thirty-four thousand, three hundred forty-two".