1100221101101 has 2 divisors, whose sum is σ = 1100221101102. Its totient is φ = 1100221101100.

The previous prime is 1100221101097. The next prime is 1100221101103. The reversal of 1100221101101 is 1011011220011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1086285062500 + 13936038601 = 1042250^2 + 118051^2 .

It is a cyclic number.

It is not a de Polignac number, because 1100221101101 - 2² = 1100221101097 is a prime.

Together with 1100221101103, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1100221101103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550110550550 + 550110550551.

It is an arithmetic number, because the mean of its divisors is an integer number (550110550551).

Almost surely, 2^{1100221101101} is an apocalyptic number.

It is an amenable number.

1100221101101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100221101101 is an equidigital number, since it uses as much as digits as its factorization.

1100221101101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1100221101101 its reverse (1011011220011), we get a palindrome (2111232321112).

The spelling of 1100221101101 in words is "one trillion, one hundred billion, two hundred twenty-one million, one hundred one thousand, one hundred one".