11101222101 has 8 divisors (see below), whose sum is σ = 14802117280. Its totient is φ = 7400570832.

The previous prime is 11101222087. The next prime is 11101222117. The reversal of 11101222101 is 10122210111.

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

It is not a de Polignac number, because 11101222101 - 2¹⁰ = 11101221077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11101222001) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 137730 + ... + 202908.

It is an arithmetic number, because the mean of its divisors is an integer number (1850264660).

Almost surely, 2^11101222101 is an apocalyptic number.

It is an amenable number.

11101222101 is a deficient number, since it is larger than the sum of its proper divisors (3700895179).

11101222101 is an equidigital number, since it uses as much as digits as its factorization.

11101222101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121955.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11101222101 its reverse (10122210111), we get a palindrome (21223432212).

It can be divided in two parts, 11 and 101222101, that multiplied together give a palindrome (1113443111).

The spelling of 11101222101 in words is "eleven billion, one hundred one million, two hundred twenty-two thousand, one hundred one".