2221021102112 has 24 divisors (see below), whose sum is σ = 4372983590976. Its totient is φ = 1110422094912.

The previous prime is 2221021102109. The next prime is 2221021102117. The reversal of 2221021102112 is 2112011201222.

It is not an unprimeable number, because it can be changed into a prime (2221021102117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2355308 + ... + 3160619.

It is an arithmetic number, because the mean of its divisors is an integer number (182207649624).

Almost surely, 2^{2221021102112} is an apocalyptic number.

It is an amenable number.

2221021102112 is a deficient number, since it is larger than the sum of its proper divisors (2151962488864).

2221021102112 is a wasteful number, since it uses less digits than its factorization.

2221021102112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5528520 (or 5528512 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2221021102112 its reverse (2112011201222), we get a palindrome (4333032303334).

The spelling of 2221021102112 in words is "two trillion, two hundred twenty-one billion, twenty-one million, one hundred two thousand, one hundred twelve".