31203432322342 has 16 divisors (see below), whose sum is σ = 53493637681440. Its totient is φ = 13372389713088.

The previous prime is 31203432322327. The next prime is 31203432322367. The reversal of 31203432322342 is 24322323430213.

It is a junction number, because it is equal to n+sod(n) for n = 31203432322298 and 31203432322307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42107367 + ... + 42842002.

It is an arithmetic number, because the mean of its divisors is an integer number (3343352355090).

Almost surely, 2^{31203432322342} is an apocalyptic number.

31203432322342 is a deficient number, since it is larger than the sum of its proper divisors (22290205359098).

31203432322342 is a wasteful number, since it uses less digits than its factorization.

31203432322342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84975615.

The product of its (nonzero) digits is 124416, while the sum is 34.

Adding to 31203432322342 its reverse (24322323430213), we get a palindrome (55525755752555).

The spelling of 31203432322342 in words is "thirty-one trillion, two hundred three billion, four hundred thirty-two million, three hundred twenty-two thousand, three hundred forty-two".