110221121102 has 4 divisors (see below), whose sum is σ = 165331681656. Its totient is φ = 55110560550.

The previous prime is 110221121081. The next prime is 110221121117. The reversal of 110221121102 is 201121122011.

It is a semiprime because it is the product of two primes.

It is a congruent number.

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, 27555280274 + ... + 27555280277.

It is an arithmetic number, because the mean of its divisors is an integer number (41332920414).

Almost surely, 2^110221121102 is an apocalyptic number.

110221121102 is a deficient number, since it is larger than the sum of its proper divisors (55110560554).

110221121102 is an equidigital number, since it uses as much as digits as its factorization.

110221121102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55110560553.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 110221121102 its reverse (201121122011), we get a palindrome (311342243113).

Subtracting 110221121102 from its reverse (201121122011), we obtain a palindrome (90900000909).

The spelling of 110221121102 in words is "one hundred ten billion, two hundred twenty-one million, one hundred twenty-one thousand, one hundred two".