12411222211421 has 4 divisors (see below), whose sum is σ = 13539515139744. Its totient is φ = 11282929283100.

The previous prime is 12411222211411. The next prime is 12411222211463.

12411222211421 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12411222211421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12411222211411) 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, 564146464145 + ... + 564146464166.

It is an arithmetic number, because the mean of its divisors is an integer number (3384878784936).

Almost surely, 2^{12411222211421} is an apocalyptic number.

12411222211421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12411222211421 is a deficient number, since it is larger than the sum of its proper divisors (1128292928323).

12411222211421 is a wasteful number, since it uses less digits than its factorization.

12411222211421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1128292928322.

The product of its digits is 1024, while the sum is 26.

It can be divided in two parts, 1241122 and 2211421, that added together give a palindrome (3452543).

The spelling of 12411222211421 in words is "twelve trillion, four hundred eleven billion, two hundred twenty-two million, two hundred eleven thousand, four hundred twenty-one".