31343243432234 has 8 divisors (see below), whose sum is σ = 47079534841248. Its totient is φ = 15650065151820.

The previous prime is 31343243432197. The next prime is 31343243432261. The reversal of 31343243432234 is 43223434234313.

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

It is a junction number, because it is equal to n+sod(n) for n = 31343243432191 and 31343243432200.

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, 10778280332 + ... + 10778283239.

It is an arithmetic number, because the mean of its divisors is an integer number (5884941855156).

Almost surely, 2^{31343243432234} is an apocalyptic number.

31343243432234 is a deficient number, since it is larger than the sum of its proper divisors (15736291409014).

31343243432234 is a wasteful number, since it uses less digits than its factorization.

31343243432234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21556564300.

The product of its digits is 1492992, while the sum is 41.

Adding to 31343243432234 its reverse (43223434234313), we get a palindrome (74566677666547).

The spelling of 31343243432234 in words is "thirty-one trillion, three hundred forty-three billion, two hundred forty-three million, four hundred thirty-two thousand, two hundred thirty-four".