11133334121 has 32 divisors (see below), whose sum is σ = 14044504320. Its totient is φ = 8589659904.

The previous prime is 11133334081. The next prime is 11133334123. The reversal of 11133334121 is 12143333111.

11133334121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11133334121 - 2²² = 11129139817 is a prime.

It is a super-2 number, since 2×11133334121² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11133334123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2772311 + ... + 2776323.

It is an arithmetic number, because the mean of its divisors is an integer number (438890760).

Almost surely, 2^11133334121 is an apocalyptic number.

It is an amenable number.

11133334121 is a deficient number, since it is larger than the sum of its proper divisors (2911170199).

11133334121 is a wasteful number, since it uses less digits than its factorization.

11133334121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4785.

The product of its digits is 648, while the sum is 23.

Adding to 11133334121 its reverse (12143333111), we get a palindrome (23276667232).

The spelling of 11133334121 in words is "eleven billion, one hundred thirty-three million, three hundred thirty-four thousand, one hundred twenty-one".