133023121013 has 4 divisors (see below), whose sum is σ = 133049714688. Its totient is φ = 132996527340.

The previous prime is 133023121003. The next prime is 133023121027. The reversal of 133023121013 is 310121320331.

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.

It is a cyclic number.

It is not a de Polignac number, because 133023121013 - 2⁶ = 133023120949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133023121003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13289333 + ... + 13299338.

It is an arithmetic number, because the mean of its divisors is an integer number (33262428672).

Almost surely, 2^133023121013 is an apocalyptic number.

It is an amenable number.

133023121013 is a deficient number, since it is larger than the sum of its proper divisors (26593675).

133023121013 is an equidigital number, since it uses as much as digits as its factorization.

133023121013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26593674.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 133023121013 its reverse (310121320331), we get a palindrome (443144441344).

The spelling of 133023121013 in words is "one hundred thirty-three billion, twenty-three million, one hundred twenty-one thousand, thirteen".