110220121000111 has 4 divisors (see below), whose sum is σ = 111290219262352. Its totient is φ = 109150022737872.

The previous prime is 110220121000097. The next prime is 110220121000261. The reversal of 110220121000111 is 111000121022011.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 110220121000111 - 2¹⁵ = 110220120967343 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110220121000091 and 110220121000100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110220121000711) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 535049130966 + ... + 535049131171.

It is an arithmetic number, because the mean of its divisors is an integer number (27822554815588).

Almost surely, 2^{110220121000111} is an apocalyptic number.

110220121000111 is a deficient number, since it is larger than the sum of its proper divisors (1070098262241).

110220121000111 is a wasteful number, since it uses less digits than its factorization.

110220121000111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1070098262240.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 110220121000111 its reverse (111000121022011), we get a palindrome (221220242022122).

The spelling of 110220121000111 in words is "one hundred ten trillion, two hundred twenty billion, one hundred twenty-one million, one hundred eleven", and thus it is an aban number.