3121234042 has 8 divisors (see below), whose sum is σ = 4718716416. Its totient is φ = 1548328572.

The previous prime is 3121234027. The next prime is 3121234043. The reversal of 3121234042 is 2404321213.

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

It is not an unprimeable number, because it can be changed into a prime (3121234043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6143908 + ... + 6144415.

It is an arithmetic number, because the mean of its divisors is an integer number (589839552).

Almost surely, 2^3121234042 is an apocalyptic number.

3121234042 is a deficient number, since it is larger than the sum of its proper divisors (1597482374).

3121234042 is a wasteful number, since it uses less digits than its factorization.

3121234042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12288452.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 3121234042 is about 55868.0055308940. The cubic root of 3121234042 is about 1461.4213408722.

Adding to 3121234042 its reverse (2404321213), we get a palindrome (5525555255).

The spelling of 3121234042 in words is "three billion, one hundred twenty-one million, two hundred thirty-four thousand, forty-two".