221112201010112 has 14 divisors (see below), whose sum is σ = 438769523879568. Its totient is φ = 110556100505024.

The previous prime is 221112201010093. The next prime is 221112201010121. The reversal of 221112201010112 is 211010102211122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1727439070328 + ... + 1727439070455.

It is an arithmetic number, because the mean of its divisors is an integer number (31340680277112).

Almost surely, 2^{221112201010112} is an apocalyptic number.

It is an amenable number.

221112201010112 is a deficient number, since it is larger than the sum of its proper divisors (217657322869456).

221112201010112 is an equidigital number, since it uses as much as digits as its factorization.

221112201010112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3454878140795 (or 3454878140785 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 221112201010112 its reverse (211010102211122), we get a palindrome (432122303221234).

The spelling of 221112201010112 in words is "two hundred twenty-one trillion, one hundred twelve billion, two hundred one million, ten thousand, one hundred twelve".