1243330422023 has 8 divisors (see below), whose sum is σ = 1244300485920. Its totient is φ = 1242360514080.

The previous prime is 1243330421989. The next prime is 1243330422043. The reversal of 1243330422023 is 3202240333421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1243330422023 - 2³⁰ = 1242256680199 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 (1243330422043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19747613 + ... + 19810473.

It is an arithmetic number, because the mean of its divisors is an integer number (155537560740).

Almost surely, 2^{1243330422023} is an apocalyptic number.

1243330422023 is a deficient number, since it is larger than the sum of its proper divisors (970063897).

1243330422023 is a wasteful number, since it uses less digits than its factorization.

1243330422023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77977.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 1243330422023 its reverse (3202240333421), we get a palindrome (4445570755444).

The spelling of 1243330422023 in words is "one trillion, two hundred forty-three billion, three hundred thirty million, four hundred twenty-two thousand, twenty-three".