11012121001122 has 32 divisors (see below), whose sum is σ = 23045834050560. Its totient is φ = 3501330774480.

The previous prime is 11012121001111. The next prime is 11012121001157. The reversal of 11012121001122 is 22110012121011.

It is a happy number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 111089704 + ... + 111188787.

It is an arithmetic number, because the mean of its divisors is an integer number (720182314080).

Almost surely, 2^{11012121001122} is an apocalyptic number.

11012121001122 is an abundant number, since it is smaller than the sum of its proper divisors (12033713049438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11012121001122 is a wasteful number, since it uses less digits than its factorization.

11012121001122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222278878.

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

Adding to 11012121001122 its reverse (22110012121011), we get a palindrome (33122133122133).

The spelling of 11012121001122 in words is "eleven trillion, twelve billion, one hundred twenty-one million, one thousand, one hundred twenty-two".