133233323013121 has 4 divisors (see below), whose sum is σ = 133402615673392. Its totient is φ = 133064030352852.

The previous prime is 133233323013053. The next prime is 133233323013127. The reversal of 133233323013121 is 121310323332331.

It is a happy number.

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 133233323013121 - 2¹⁵ = 133233322980353 is a prime.

It is a super-2 number, since 2×133233323013121² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133233323013127) 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, 84646328955 + ... + 84646330528.

It is an arithmetic number, because the mean of its divisors is an integer number (33350653918348).

Almost surely, 2^{133233323013121} is an apocalyptic number.

It is an amenable number.

133233323013121 is a deficient number, since it is larger than the sum of its proper divisors (169292660271).

133233323013121 is an equidigital number, since it uses as much as digits as its factorization.

133233323013121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169292660270.

The product of its (nonzero) digits is 17496, while the sum is 31.

Adding to 133233323013121 its reverse (121310323332331), we get a palindrome (254543646345452).

The spelling of 133233323013121 in words is "one hundred thirty-three trillion, two hundred thirty-three billion, three hundred twenty-three million, thirteen thousand, one hundred twenty-one".