11002221022122 has 80 divisors (see below), whose sum is σ = 26952659151264. Its totient is φ = 3326774004000.

The previous prime is 11002221022073. The next prime is 11002221022153. The reversal of 11002221022122 is 22122012220011.

It is a happy number.

11002221022122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 11002221022095 and 11002221022104.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5874904 + ... + 7517907.

Almost surely, 2^{11002221022122} is an apocalyptic number.

11002221022122 is an abundant number, since it is smaller than the sum of its proper divisors (15950438129142).

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

11002221022122 is a wasteful number, since it uses less digits than its factorization.

11002221022122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13393297 (or 13393288 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 11002221022122 its reverse (22122012220011), we get a palindrome (33124233242133).

The spelling of 11002221022122 in words is "eleven trillion, two billion, two hundred twenty-one million, twenty-two thousand, one hundred twenty-two".