1343241224021 has 4 divisors (see below), whose sum is σ = 1343323481292. Its totient is φ = 1343158966752.

The previous prime is 1343241223969. The next prime is 1343241224053. The reversal of 1343241224021 is 1204221423431.

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

It can be written as a sum of positive squares in 2 ways, for example, as 330975843025 + 1012265380996 = 575305^2 + 1006114^2 .

It is a cyclic number.

It is not a de Polignac number, because 1343241224021 - 2³⁰ = 1342167482197 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 (1343241229021) 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, 41104136 + ... + 41136801.

It is an arithmetic number, because the mean of its divisors is an integer number (335830870323).

Almost surely, 2^{1343241224021} is an apocalyptic number.

It is an amenable number.

1343241224021 is a deficient number, since it is larger than the sum of its proper divisors (82257271).

1343241224021 is an equidigital number, since it uses as much as digits as its factorization.

1343241224021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82257270.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 1343241224021 its reverse (1204221423431), we get a palindrome (2547462647452).

The spelling of 1343241224021 in words is "one trillion, three hundred forty-three billion, two hundred forty-one million, two hundred twenty-four thousand, twenty-one".