202134330993 has 16 divisors (see below), whose sum is σ = 309562035200. Its totient is φ = 114924900816.

The previous prime is 202134330989. The next prime is 202134331081. The reversal of 202134330993 is 399033431202.

It is not a de Polignac number, because 202134330993 - 2² = 202134330989 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 (202134330973) 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 15 ways as a sum of consecutive naturals, for example, 24180355 + ... + 24188712.

It is an arithmetic number, because the mean of its divisors is an integer number (19347627200).

Almost surely, 2^202134330993 is an apocalyptic number.

It is an amenable number.

202134330993 is a deficient number, since it is larger than the sum of its proper divisors (107427704207).

202134330993 is a wasteful number, since it uses less digits than its factorization.

202134330993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48369276.

The product of its (nonzero) digits is 104976, while the sum is 39.

The spelling of 202134330993 in words is "two hundred two billion, one hundred thirty-four million, three hundred thirty thousand, nine hundred ninety-three".