11022112012 has 12 divisors (see below), whose sum is σ = 19953823680. Its totient is φ = 5321019536.

The previous prime is 11022112007. The next prime is 11022112019. The reversal of 11022112012 is 21021122011.

It is a junction number, because it is equal to n+sod(n) for n = 11022111983 and 11022112001.

It is not an unprimeable number, because it can be changed into a prime (11022112019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47508988 + ... + 47509219.

It is an arithmetic number, because the mean of its divisors is an integer number (1662818640).

Almost surely, 2^11022112012 is an apocalyptic number.

It is an amenable number.

11022112012 is a deficient number, since it is larger than the sum of its proper divisors (8931711668).

11022112012 is a wasteful number, since it uses less digits than its factorization.

11022112012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95018240 (or 95018238 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11022112012 its reverse (21021122011), we get a palindrome (32043234023).

Subtracting 11022112012 from its reverse (21021122011), we obtain a palindrome (9999009999).

The spelling of 11022112012 in words is "eleven billion, twenty-two million, one hundred twelve thousand, twelve".