1344633020121 has 4 divisors (see below), whose sum is σ = 1792844026832. Its totient is φ = 896422013412.

The previous prime is 1344633020113. The next prime is 1344633020141. The reversal of 1344633020121 is 1210203364431.

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 not a de Polignac number, because 1344633020121 - 2³ = 1344633020113 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1344633020141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 224105503351 + ... + 224105503356.

It is an arithmetic number, because the mean of its divisors is an integer number (448211006708).

Almost surely, 2^{1344633020121} is an apocalyptic number.

It is an amenable number.

1344633020121 is a deficient number, since it is larger than the sum of its proper divisors (448211006711).

1344633020121 is an equidigital number, since it uses as much as digits as its factorization.

1344633020121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448211006710.

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 1344633020121 its reverse (1210203364431), we get a palindrome (2554836384552).

The spelling of 1344633020121 in words is "one trillion, three hundred forty-four billion, six hundred thirty-three million, twenty thousand, one hundred twenty-one".