3121123214342 has 16 divisors (see below), whose sum is σ = 5371813665792. Its totient is φ = 1332295053000.

The previous prime is 3121123214323. The next prime is 3121123214369. The reversal of 3121123214342 is 2434123211213.

It is a happy number.

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, 444094838 + ... + 444101865.

It is an arithmetic number, because the mean of its divisors is an integer number (335738354112).

Almost surely, 2^{3121123214342} is an apocalyptic number.

3121123214342 is a deficient number, since it is larger than the sum of its proper divisors (2250690451450).

3121123214342 is a wasteful number, since it uses less digits than its factorization.

3121123214342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 888196963.

The product of its digits is 6912, while the sum is 29.

Adding to 3121123214342 its reverse (2434123211213), we get a palindrome (5555246425555).

The spelling of 3121123214342 in words is "three trillion, one hundred twenty-one billion, one hundred twenty-three million, two hundred fourteen thousand, three hundred forty-two".