11102221111012 has 12 divisors (see below), whose sum is σ = 19429167453696. Its totient is φ = 5551030409960.

The previous prime is 11102221110949. The next prime is 11102221111049. The reversal of 11102221111012 is 21011112220111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19724164 + ... + 20279227.

It is an arithmetic number, because the mean of its divisors is an integer number (1619097287808).

Almost surely, 2^{11102221111012} is an apocalyptic number.

It is an amenable number.

11102221111012 is a deficient number, since it is larger than the sum of its proper divisors (8326946342684).

11102221111012 is a wasteful number, since it uses less digits than its factorization.

11102221111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40072778 (or 40072776 counting only the distinct ones).

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

Adding to 11102221111012 its reverse (21011112220111), we get a palindrome (32113333331123).

The spelling of 11102221111012 in words is "eleven trillion, one hundred two billion, two hundred twenty-one million, one hundred eleven thousand, twelve".