11220111112101 has 8 divisors (see below), whose sum is σ = 15364476477984. Its totient is φ = 7277909910480.

The previous prime is 11220111112073. The next prime is 11220111112103. The reversal of 11220111112101 is 10121111102211.

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

It is not a de Polignac number, because 11220111112101 - 2¹⁷ = 11220110981029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11220111112103) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 50541040935 + ... + 50541041156.

It is an arithmetic number, because the mean of its divisors is an integer number (1920559559748).

Almost surely, 2^{11220111112101} is an apocalyptic number.

It is an amenable number.

11220111112101 is a deficient number, since it is larger than the sum of its proper divisors (4144365365883).

11220111112101 is a wasteful number, since it uses less digits than its factorization.

11220111112101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101082082131.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 11220111112101 its reverse (10121111102211), we get a palindrome (21341222214312).

The spelling of 11220111112101 in words is "eleven trillion, two hundred twenty billion, one hundred eleven million, one hundred twelve thousand, one hundred one".