11122011212012 has 24 divisors (see below), whose sum is σ = 19501980159312. Its totient is φ = 5550024089600.

The previous prime is 11122011212009. The next prime is 11122011212047. The reversal of 11122011212012 is 21021211022111.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5282228 + ... + 7081380.

It is an arithmetic number, because the mean of its divisors is an integer number (812582506638).

Almost surely, 2^{11122011212012} is an apocalyptic number.

It is an amenable number.

11122011212012 is a deficient number, since it is larger than the sum of its proper divisors (8379968947300).

11122011212012 is a wasteful number, since it uses less digits than its factorization.

11122011212012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1802209 (or 1802207 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11122011212012 its reverse (21021211022111), we get a palindrome (32143222234123).

The spelling of 11122011212012 in words is "eleven trillion, one hundred twenty-two billion, eleven million, two hundred twelve thousand, twelve".