12342111124321 has 8 divisors (see below), whose sum is σ = 13464166258944. Its totient is φ = 11220063495120.

The previous prime is 12342111124297. The next prime is 12342111124349.

12342111124321 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 12342111124321 - 2⁷ = 12342111124193 is a prime.

It is a super-2 number, since 2×12342111124321² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12342111124321.

It is not an unprimeable number, because it can be changed into a prime (12342111184321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1890855 + ... + 5315971.

It is an arithmetic number, because the mean of its divisors is an integer number (1683020782368).

Almost surely, 2^{12342111124321} is an apocalyptic number.

12342111124321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12342111124321 is a deficient number, since it is larger than the sum of its proper divisors (1122055134623).

12342111124321 is a wasteful number, since it uses less digits than its factorization.

12342111124321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3752711.

The product of its digits is 2304, while the sum is 28.

It can be divided in two parts, 1234211 and 1124321, that added together give a palindrome (2358532).

The spelling of 12342111124321 in words is "twelve trillion, three hundred forty-two billion, one hundred eleven million, one hundred twenty-four thousand, three hundred twenty-one".