111022010110221 has 16 divisors (see below), whose sum is σ = 172043792908800. Its totient is φ = 62365874928048.

The previous prime is 111022010110169. The next prime is 111022010110243. The reversal of 111022010110221 is 122011010220111.

It is a happy number.

It is not a de Polignac number, because 111022010110221 - 2⁶ = 111022010110157 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111022010110221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111022010110421) 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, 44803069831 + ... + 44803072308.

It is an arithmetic number, because the mean of its divisors is an integer number (10752737056800).

Almost surely, 2^{111022010110221} is an apocalyptic number.

It is an amenable number.

111022010110221 is a deficient number, since it is larger than the sum of its proper divisors (61021782798579).

111022010110221 is an equidigital number, since it uses as much as digits as its factorization.

111022010110221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89606142208.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 111022010110221 its reverse (122011010220111), we get a palindrome (233033020330332).

The spelling of 111022010110221 in words is "one hundred eleven trillion, twenty-two billion, ten million, one hundred ten thousand, two hundred twenty-one".