33145042130121 has 16 divisors (see below), whose sum is σ = 45134048335104. Its totient is φ = 21626373129984.

The previous prime is 33145042130111. The next prime is 33145042130197. The reversal of 33145042130121 is 12103124054133.

It is not a de Polignac number, because 33145042130121 - 2³⁴ = 33127862260937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (33145042130111) 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 15 ways as a sum of consecutive naturals, for example, 17318881 + ... + 19137233.

It is an arithmetic number, because the mean of its divisors is an integer number (2820878020944).

Almost surely, 2^{33145042130121} is an apocalyptic number.

It is an amenable number.

33145042130121 is a deficient number, since it is larger than the sum of its proper divisors (11989006204983).

33145042130121 is a wasteful number, since it uses less digits than its factorization.

33145042130121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1947680.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 33145042130121 its reverse (12103124054133), we get a palindrome (45248166184254).

The spelling of 33145042130121 in words is "thirty-three trillion, one hundred forty-five billion, forty-two million, one hundred thirty thousand, one hundred twenty-one".