203131413331342 has 4 divisors (see below), whose sum is σ = 304697119997016. Its totient is φ = 101565706665670.

The previous prime is 203131413331271. The next prime is 203131413331351. The reversal of 203131413331342 is 243133314131302.

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

It is a junction number, because it is equal to n+sod(n) for n = 203131413331298 and 203131413331307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50782853332834 + ... + 50782853332837.

It is an arithmetic number, because the mean of its divisors is an integer number (76174279999254).

Almost surely, 2^{203131413331342} is an apocalyptic number.

203131413331342 is a deficient number, since it is larger than the sum of its proper divisors (101565706665674).

203131413331342 is a wasteful number, since it uses less digits than its factorization.

203131413331342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101565706665673.

The product of its (nonzero) digits is 46656, while the sum is 34.

Adding to 203131413331342 its reverse (243133314131302), we get a palindrome (446264727462644).

The spelling of 203131413331342 in words is "two hundred three trillion, one hundred thirty-one billion, four hundred thirteen million, three hundred thirty-one thousand, three hundred forty-two".