133111121233 has 8 divisors (see below), whose sum is σ = 136365888456. Its totient is φ = 129856742400.

The previous prime is 133111121189. The next prime is 133111121237. The reversal of 133111121233 is 332121111331.

It can be written as a sum of positive squares in 4 ways, for example, as 41612736064 + 91498385169 = 203992^2 + 302487^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133111121233 - 2²⁵ = 133077566801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133111121237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 669885 + ... + 845557.

It is an arithmetic number, because the mean of its divisors is an integer number (17045736057).

Almost surely, 2^133111121233 is an apocalyptic number.

It is an amenable number.

133111121233 is a deficient number, since it is larger than the sum of its proper divisors (3254767223).

133111121233 is a wasteful number, since it uses less digits than its factorization.

133111121233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194195.

The product of its digits is 324, while the sum is 22.

Adding to 133111121233 its reverse (332121111331), we get a palindrome (465232232564).

The spelling of 133111121233 in words is "one hundred thirty-three billion, one hundred eleven million, one hundred twenty-one thousand, two hundred thirty-three".