21141110133 has 128 divisors (see below), whose sum is σ = 39144806400. Its totient is φ = 11085465600.

The previous prime is 21141110117. The next prime is 21141110161. The reversal of 21141110133 is 33101114112.

It is a happy number.

21141110133 is a `hidden beast` number, since 211 + 411 + 10 + 1 + 33 = 666.

It is not a de Polignac number, because 21141110133 - 2⁴ = 21141110117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21141111133) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 7114338 + ... + 7117308.

It is an arithmetic number, because the mean of its divisors is an integer number (305818800).

Almost surely, 2^21141110133 is an apocalyptic number.

It is an amenable number.

21141110133 is a deficient number, since it is larger than the sum of its proper divisors (18003696267).

21141110133 is a wasteful number, since it uses less digits than its factorization.

21141110133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3120 (or 3114 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 21141110133 its reverse (33101114112), we get a palindrome (54242224245).

The spelling of 21141110133 in words is "twenty-one billion, one hundred forty-one million, one hundred ten thousand, one hundred thirty-three".