12411011421 has 12 divisors (see below), whose sum is σ = 17928016860. Its totient is φ = 8273545920.

The previous prime is 12411011407. The next prime is 12411011429.

12411011421 is a `hidden beast` number, since 1 + 241 + 1 + 0 + 1 + 1 + 421 = 666.

12411011421 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 3134432196 + 9276579225 = 55986^2 + 96315^2 .

It is not a de Polignac number, because 12411011421 - 2⁶ = 12411011357 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12411011394 and 12411011403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12411011429) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 231411 + ... + 279951.

It is an arithmetic number, because the mean of its divisors is an integer number (1494001405).

Almost surely, 2^12411011421 is an apocalyptic number.

It is an amenable number.

12411011421 is a deficient number, since it is larger than the sum of its proper divisors (5517005439).

12411011421 is a wasteful number, since it uses less digits than its factorization.

12411011421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76956 (or 76953 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

It can be divided in two parts, 124110 and 11421, that added together give a palindrome (135531).

The spelling of 12411011421 in words is "twelve billion, four hundred eleven million, eleven thousand, four hundred twenty-one".