1241336331421 has 4 divisors (see below), whose sum is σ = 1241472886144. Its totient is φ = 1241199776700.

The previous prime is 1241336331373. The next prime is 1241336331461.

1241336331421 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 not a de Polignac number, because 1241336331421 - 2⁹ = 1241336330909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1241336331461) 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, 68263725 + ... + 68281906.

It is an arithmetic number, because the mean of its divisors is an integer number (310368221536).

Almost surely, 2^{1241336331421} is an apocalyptic number.

It is an amenable number.

1241336331421 is a deficient number, since it is larger than the sum of its proper divisors (136554723).

1241336331421 is an equidigital number, since it uses as much as digits as its factorization.

1241336331421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136554722.

The product of its digits is 31104, while the sum is 34.

The spelling of 1241336331421 in words is "one trillion, two hundred forty-one billion, three hundred thirty-six million, three hundred thirty-one thousand, four hundred twenty-one".