11022121111012 has 48 divisors (see below), whose sum is σ = 21200706072000. Its totient is φ = 4972377714560.

The previous prime is 11022121111007. The next prime is 11022121111021. The reversal of 11022121111012 is 21011112122011.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7373343 + ... + 8741305.

It is an arithmetic number, because the mean of its divisors is an integer number (441681376500).

Almost surely, 2^{11022121111012} is an apocalyptic number.

It is an amenable number.

11022121111012 is a deficient number, since it is larger than the sum of its proper divisors (10178584960988).

11022121111012 is a wasteful number, since it uses less digits than its factorization.

11022121111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1369356 (or 1369354 counting only the distinct ones).

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

Adding to 11022121111012 its reverse (21011112122011), we get a palindrome (32033233233023).

The spelling of 11022121111012 in words is "eleven trillion, twenty-two billion, one hundred twenty-one million, one hundred eleven thousand, twelve".