133033211131 has 4 divisors (see below), whose sum is σ = 133066071000. Its totient is φ = 133000351264.

The previous prime is 133033211123. The next prime is 133033211167. The reversal of 133033211131 is 131112330331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 133033211131 - 2³ = 133033211123 is a prime.

It is a super-2 number, since 2×133033211131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133033211231) 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, 16423861 + ... + 16431958.

It is an arithmetic number, because the mean of its divisors is an integer number (33266517750).

Almost surely, 2^133033211131 is an apocalyptic number.

133033211131 is a deficient number, since it is larger than the sum of its proper divisors (32859869).

133033211131 is an equidigital number, since it uses as much as digits as its factorization.

133033211131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32859868.

The product of its (nonzero) digits is 486, while the sum is 22.

Adding to 133033211131 its reverse (131112330331), we get a palindrome (264145541462).

The spelling of 133033211131 in words is "one hundred thirty-three billion, thirty-three million, two hundred eleven thousand, one hundred thirty-one".