111000110222021 has 8 divisors (see below), whose sum is σ = 111556875116064. Its totient is φ = 110444504049360.

The previous prime is 111000110222017. The next prime is 111000110222039. The reversal of 111000110222021 is 120222011000111.

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

It is a cyclic number.

It is not a de Polignac number, because 111000110222021 - 2² = 111000110222017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111000110221987 and 111000110222005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111000110222041) 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, 289488275 + ... + 289871456.

It is an arithmetic number, because the mean of its divisors is an integer number (13944609389508).

Almost surely, 2^{111000110222021} is an apocalyptic number.

It is an amenable number.

111000110222021 is a deficient number, since it is larger than the sum of its proper divisors (556764894043).

111000110222021 is an equidigital number, since it uses as much as digits as its factorization.

111000110222021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579360691.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111000110222021 its reverse (120222011000111), we get a palindrome (231222121222132).

The spelling of 111000110222021 in words is "one hundred eleven trillion, one hundred ten million, two hundred twenty-two thousand, twenty-one".