11220111211102 has 8 divisors (see below), whose sum is σ = 16842849689376. Its totient is φ = 5605827981312.

The previous prime is 11220111211079. The next prime is 11220111211147. The reversal of 11220111211102 is 20111211102211.

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 (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2113808803 + ... + 2113814110.

It is an arithmetic number, because the mean of its divisors is an integer number (2105356211172).

Almost surely, 2^{11220111211102} is an apocalyptic number.

11220111211102 is a deficient number, since it is larger than the sum of its proper divisors (5622738478274).

11220111211102 is a wasteful number, since it uses less digits than its factorization.

11220111211102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4227624242.

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

Adding to 11220111211102 its reverse (20111211102211), we get a palindrome (31331322313313).

The spelling of 11220111211102 in words is "eleven trillion, two hundred twenty billion, one hundred eleven million, two hundred eleven thousand, one hundred two".