11132021121 has 16 divisors (see below), whose sum is σ = 16164046080. Its totient is φ = 6773500800.

The previous prime is 11132021041. The next prime is 11132021161. The reversal of 11132021121 is 12112023111.

It is not a de Polignac number, because 11132021121 - 2⁷ = 11132020993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11132021121.

It is not an unprimeable number, because it can be changed into a prime (11132021161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1600105 + ... + 1607046.

It is an arithmetic number, because the mean of its divisors is an integer number (1010252880).

Almost surely, 2^11132021121 is an apocalyptic number.

It is an amenable number.

11132021121 is a deficient number, since it is larger than the sum of its proper divisors (5032024959).

11132021121 is a wasteful number, since it uses less digits than its factorization.

11132021121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3207256.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 11132021121 its reverse (12112023111), we get a palindrome (23244044232).

The spelling of 11132021121 in words is "eleven billion, one hundred thirty-two million, twenty-one thousand, one hundred twenty-one".