221102010102112 has 12 divisors (see below), whose sum is σ = 435294582388596. Its totient is φ = 110551005051040.

The previous prime is 221102010102101. The next prime is 221102010102137. The reversal of 221102010102112 is 211201010201122.

It is a Harshad number since it is a multiple of its sum of digits (16).

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, 3454718907814 + ... + 3454718907877.

It is an arithmetic number, because the mean of its divisors is an integer number (36274548532383).

Almost surely, 2^{221102010102112} is an apocalyptic number.

It is an amenable number.

221102010102112 is a deficient number, since it is larger than the sum of its proper divisors (214192572286484).

221102010102112 is an equidigital number, since it uses as much as digits as its factorization.

221102010102112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6909437815701 (or 6909437815693 counting only the distinct ones).

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

Adding to 221102010102112 its reverse (211201010201122), we get a palindrome (432303020303234).

The spelling of 221102010102112 in words is "two hundred twenty-one trillion, one hundred two billion, ten million, one hundred two thousand, one hundred twelve".