13233340343121 has 16 divisors (see below), whose sum is σ = 17728387534848. Its totient is φ = 8780261490000.

The previous prime is 13233340343089. The next prime is 13233340343159. The reversal of 13233340343121 is 12134304333231.

It is a happy number.

It is not a de Polignac number, because 13233340343121 - 2⁵ = 13233340343089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13233340348121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44596996 + ... + 44892746.

It is an arithmetic number, because the mean of its divisors is an integer number (1108024220928).

Almost surely, 2^{13233340343121} is an apocalyptic number.

It is an amenable number.

13233340343121 is a deficient number, since it is larger than the sum of its proper divisors (4495047191727).

13233340343121 is a wasteful number, since it uses less digits than its factorization.

13233340343121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366652.

The product of its (nonzero) digits is 46656, while the sum is 33.

Adding to 13233340343121 its reverse (12134304333231), we get a palindrome (25367644676352).

The spelling of 13233340343121 in words is "thirteen trillion, two hundred thirty-three billion, three hundred forty million, three hundred forty-three thousand, one hundred twenty-one".