201123230099933 has 2 divisors, whose sum is σ = 201123230099934. Its totient is φ = 201123230099932.

The previous prime is 201123230099879. The next prime is 201123230099977. The reversal of 201123230099933 is 339990032321102.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 186656747168644 + 14466482931289 = 13662238^2 + 3803483^2 .

It is a cyclic number.

It is not a de Polignac number, because 201123230099933 - 2¹⁴ = 201123230083549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201123230099993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100561615049966 + 100561615049967.

It is an arithmetic number, because the mean of its divisors is an integer number (100561615049967).

Almost surely, 2^{201123230099933} is an apocalyptic number.

It is an amenable number.

201123230099933 is a deficient number, since it is larger than the sum of its proper divisors (1).

201123230099933 is an equidigital number, since it uses as much as digits as its factorization.

201123230099933 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 472392, while the sum is 47.

The spelling of 201123230099933 in words is "two hundred one trillion, one hundred twenty-three billion, two hundred thirty million, ninety-nine thousand, nine hundred thirty-three".