11221011112012 has 48 divisors (see below), whose sum is σ = 21404564536320. Its totient is φ = 5115936748608.

The previous prime is 11221011112007. The next prime is 11221011112037. The reversal of 11221011112012 is 21021111012211.

It is a super-2 number, since 2×11221011112012² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38106039 + ... + 38399377.

It is an arithmetic number, because the mean of its divisors is an integer number (445928427840).

Almost surely, 2^{11221011112012} is an apocalyptic number.

It is an amenable number.

11221011112012 is a deficient number, since it is larger than the sum of its proper divisors (10183553424308).

11221011112012 is a wasteful number, since it uses less digits than its factorization.

11221011112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302302 (or 302300 counting only the distinct ones).

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

Adding to 11221011112012 its reverse (21021111012211), we get a palindrome (32242122124223).

The spelling of 11221011112012 in words is "eleven trillion, two hundred twenty-one billion, eleven million, one hundred twelve thousand, twelve".