11000221011212 has 24 divisors (see below), whose sum is σ = 19698420724752. Its totient is φ = 5372105356800.

The previous prime is 11000221011097. The next prime is 11000221011223. The reversal of 11000221011212 is 21211012200011.

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, 9656912 + ... + 10735752.

It is an arithmetic number, because the mean of its divisors is an integer number (820767530198).

Almost surely, 2^{11000221011212} is an apocalyptic number.

It is an amenable number.

11000221011212 is a deficient number, since it is larger than the sum of its proper divisors (8698199713540).

11000221011212 is a wasteful number, since it uses less digits than its factorization.

11000221011212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1138169 (or 1138167 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11000221011212 its reverse (21211012200011), we get a palindrome (32211233211223).

The spelling of 11000221011212 in words is "eleven trillion, two hundred twenty-one million, eleven thousand, two hundred twelve".