110221012111 has 16 divisors (see below), whose sum is σ = 128509498624. Its totient is φ = 92582797824.

The previous prime is 110221012079. The next prime is 110221012117. The reversal of 110221012111 is 111210122011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 110221012111 - 2⁵ = 110221012079 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110221012091 and 110221012100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110221012117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 518325 + ... + 699358.

It is an arithmetic number, because the mean of its divisors is an integer number (8031843664).

Almost surely, 2^110221012111 is an apocalyptic number.

110221012111 is a deficient number, since it is larger than the sum of its proper divisors (18288486513).

110221012111 is a wasteful number, since it uses less digits than its factorization.

110221012111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1217950.

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

Adding to 110221012111 its reverse (111210122011), we get a palindrome (221431134122).

The spelling of 110221012111 in words is "one hundred ten billion, two hundred twenty-one million, twelve thousand, one hundred eleven".