11101221222110 has 8 divisors (see below), whose sum is σ = 19982198199816. Its totient is φ = 4440488488840.

The previous prime is 11101221222103. The next prime is 11101221222127. The reversal of 11101221222110 is 1122212210111.

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

It is a super-2 number, since 2×11101221222110² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555061061096 + ... + 555061061115.

It is an arithmetic number, because the mean of its divisors is an integer number (2497774774977).

Almost surely, 2^{11101221222110} is an apocalyptic number.

11101221222110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11101221222110 is a deficient number, since it is larger than the sum of its proper divisors (8880976977706).

11101221222110 is a wasteful number, since it uses less digits than its factorization.

11101221222110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110122122218.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11101221222110 its reverse (1122212210111), we get a palindrome (12223433432221).

The spelling of 11101221222110 in words is "eleven trillion, one hundred one billion, two hundred twenty-one million, two hundred twenty-two thousand, one hundred ten".