1233121121313 has 8 divisors (see below), whose sum is σ = 1660440322176. Its totient is φ = 813941334000.

The previous prime is 1233121121279. The next prime is 1233121121357. The reversal of 1233121121313 is 3131211213321.

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

It is not a de Polignac number, because 1233121121313 - 2⁶ = 1233121121249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1233121121513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2034853033 + ... + 2034853638.

It is an arithmetic number, because the mean of its divisors is an integer number (207555040272).

Almost surely, 2^{1233121121313} is an apocalyptic number.

It is an amenable number.

1233121121313 is a deficient number, since it is larger than the sum of its proper divisors (427319200863).

1233121121313 is a wasteful number, since it uses less digits than its factorization.

1233121121313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4069706775.

The product of its digits is 648, while the sum is 24.

Adding to 1233121121313 its reverse (3131211213321), we get a palindrome (4364332334634).

The spelling of 1233121121313 in words is "one trillion, two hundred thirty-three billion, one hundred twenty-one million, one hundred twenty-one thousand, three hundred thirteen".