133023003121 has 4 divisors (see below), whose sum is σ = 133023859312. Its totient is φ = 133022146932.

The previous prime is 133023003041. The next prime is 133023003149. The reversal of 133023003121 is 121300320331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 133023003121 - 2¹⁹ = 133022478833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133023003721) 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 3 ways as a sum of consecutive naturals, for example, 122175 + ... + 530068.

It is an arithmetic number, because the mean of its divisors is an integer number (33255964828).

Almost surely, 2^133023003121 is an apocalyptic number.

It is an amenable number.

133023003121 is a deficient number, since it is larger than the sum of its proper divisors (856191).

133023003121 is an equidigital number, since it uses as much as digits as its factorization.

133023003121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 856190.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 133023003121 its reverse (121300320331), we get a palindrome (254323323452).

The spelling of 133023003121 in words is "one hundred thirty-three billion, twenty-three million, three thousand, one hundred twenty-one".