1022221011112 has 64 divisors (see below), whose sum is σ = 2352818160000. Its totient is φ = 415037081088.

The previous prime is 1022221011109. The next prime is 1022221011127. The reversal of 1022221011112 is 2111101222201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9751273 + ... + 9855544.

It is an arithmetic number, because the mean of its divisors is an integer number (36762783750).

Almost surely, 2^{1022221011112} is an apocalyptic number.

It is an amenable number.

1022221011112 is an abundant number, since it is smaller than the sum of its proper divisors (1330597148888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1022221011112 is a wasteful number, since it uses less digits than its factorization.

1022221011112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19606863 (or 19606845 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1022221011112 its reverse (2111101222201), we get a palindrome (3133322233313).

The spelling of 1022221011112 in words is "one trillion, twenty-two billion, two hundred twenty-one million, eleven thousand, one hundred twelve".