11122001201121 has 8 divisors (see below), whose sum is σ = 14829372184224. Its totient is φ = 7414648842720.

The previous prime is 11122001201023. The next prime is 11122001201161. The reversal of 11122001201121 is 12110210022111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11122001201121 - 2¹⁵ = 11122001168353 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11122001201121.

It is not an unprimeable number, because it can be changed into a prime (11122001201161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3197511 + ... + 5698076.

It is an arithmetic number, because the mean of its divisors is an integer number (1853671523028).

Almost surely, 2^{11122001201121} is an apocalyptic number.

It is an amenable number.

11122001201121 is a deficient number, since it is larger than the sum of its proper divisors (3707370983103).

11122001201121 is an equidigital number, since it uses as much as digits as its factorization.

11122001201121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9312351.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11122001201121 its reverse (12110210022111), we get a palindrome (23232211223232).

The spelling of 11122001201121 in words is "eleven trillion, one hundred twenty-two billion, one million, two hundred one thousand, one hundred twenty-one".