3121683343834 has 8 divisors (see below), whose sum is σ = 5108209108128. Its totient is φ = 1418946974460.

The previous prime is 3121683343741. The next prime is 3121683343837. The reversal of 3121683343834 is 4383433861213.

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

It is a super-3 number, since 3×3121683343834³ (a number of 38 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (3121683343837) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70947348702 + ... + 70947348745.

It is an arithmetic number, because the mean of its divisors is an integer number (638526138516).

Almost surely, 2^{3121683343834} is an apocalyptic number.

3121683343834 is a deficient number, since it is larger than the sum of its proper divisors (1986525764294).

3121683343834 is a wasteful number, since it uses less digits than its factorization.

3121683343834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141894697460.

The product of its digits is 2985984, while the sum is 49.

The spelling of 3121683343834 in words is "three trillion, one hundred twenty-one billion, six hundred eighty-three million, three hundred forty-three thousand, eight hundred thirty-four".