11432133121 has 4 divisors (see below), whose sum is σ = 11437612992. Its totient is φ = 11426653252.

The previous prime is 11432133091. The next prime is 11432133169. The reversal of 11432133121 is 12133123411.

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 11432133121 - 2⁷ = 11432132993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11432133092 and 11432133101.

It is not an unprimeable number, because it can be changed into a prime (11432133421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2736805 + ... + 2740978.

It is an arithmetic number, because the mean of its divisors is an integer number (2859403248).

Almost surely, 2^11432133121 is an apocalyptic number.

It is an amenable number.

11432133121 is a deficient number, since it is larger than the sum of its proper divisors (5479871).

11432133121 is an equidigital number, since it uses as much as digits as its factorization.

11432133121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5479870.

The product of its digits is 432, while the sum is 22.

Adding to 11432133121 its reverse (12133123411), we get a palindrome (23565256532).

The spelling of 11432133121 in words is "eleven billion, four hundred thirty-two million, one hundred thirty-three thousand, one hundred twenty-one".