221021102200112 has 10 divisors (see below), whose sum is σ = 428228385512748. Its totient is φ = 110510551100048.

The previous prime is 221021102200081. The next prime is 221021102200189. The reversal of 221021102200112 is 211002201120122.

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 as a sum of consecutive naturals, namely, 6906909443738 + ... + 6906909443769.

Almost surely, 2^{221021102200112} is an apocalyptic number.

It is an amenable number.

221021102200112 is a deficient number, since it is larger than the sum of its proper divisors (207207283312636).

221021102200112 is a wasteful number, since it uses less digits than its factorization.

221021102200112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13813818887515 (or 13813818887509 counting only the distinct ones).

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

Adding to 221021102200112 its reverse (211002201120122), we get a palindrome (432023303320234).

The spelling of 221021102200112 in words is "two hundred twenty-one trillion, twenty-one billion, one hundred two million, two hundred thousand, one hundred twelve".