11002222012 has 12 divisors (see below), whose sum is σ = 19257260680. Its totient is φ = 5500147536.

The previous prime is 11002222009. The next prime is 11002222013. The reversal of 11002222012 is 21022220011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11002221983 and 11002222001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11002222013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 214863 + ... + 261094.

Almost surely, 2^11002222012 is an apocalyptic number.

It is an amenable number.

11002222012 is a deficient number, since it is larger than the sum of its proper divisors (8255038668).

11002222012 is a wasteful number, since it uses less digits than its factorization.

11002222012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481740 (or 481738 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 11002222012 its reverse (21022220011), we get a palindrome (32024442023).

The spelling of 11002222012 in words is "eleven billion, two million, two hundred twenty-two thousand, twelve".