3121411223423 has 4 divisors (see below), whose sum is σ = 3121429093608. Its totient is φ = 3121393353240.

The previous prime is 3121411223377. The next prime is 3121411223449. The reversal of 3121411223423 is 3243221141213.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3121411223423 - 2¹⁴ = 3121411207039 is a prime.

It is a super-2 number, since 2×3121411223423² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3121411223023) 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, 8670473 + ... + 9023298.

It is an arithmetic number, because the mean of its divisors is an integer number (780357273402).

Almost surely, 2^{3121411223423} is an apocalyptic number.

3121411223423 is a deficient number, since it is larger than the sum of its proper divisors (17870185).

3121411223423 is a wasteful number, since it uses less digits than its factorization.

3121411223423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17870184.

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

Adding to 3121411223423 its reverse (3243221141213), we get a palindrome (6364632364636).

The spelling of 3121411223423 in words is "three trillion, one hundred twenty-one billion, four hundred eleven million, two hundred twenty-three thousand, four hundred twenty-three".