1100111221102 has 8 divisors (see below), whose sum is σ = 1677218747112. Its totient is φ = 541038305400.

The previous prime is 1100111221061. The next prime is 1100111221127. The reversal of 1100111221102 is 2011221110011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4508652424 + ... + 4508652667.

It is an arithmetic number, because the mean of its divisors is an integer number (209652343389).

Almost surely, 2^{1100111221102} is an apocalyptic number.

1100111221102 is a deficient number, since it is larger than the sum of its proper divisors (577107526010).

1100111221102 is an equidigital number, since it uses as much as digits as its factorization.

1100111221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9017305154.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1100111221102 its reverse (2011221110011), we get a palindrome (3111332331113).

The spelling of 1100111221102 in words is "one trillion, one hundred billion, one hundred eleven million, two hundred twenty-one thousand, one hundred two".