111010010000221 has 8 divisors (see below), whose sum is σ = 111529734027264. Its totient is φ = 110490481699440.

The previous prime is 111010010000209. The next prime is 111010010000269. The reversal of 111010010000221 is 122000010010111.

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 111010010000221 - 2⁹ = 111010009999709 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111010010000198 and 111010010000207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111010010001221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47794510 + ... + 50063311.

It is an arithmetic number, because the mean of its divisors is an integer number (13941216753408).

Almost surely, 2^{111010010000221} is an apocalyptic number.

It is an amenable number.

111010010000221 is a deficient number, since it is larger than the sum of its proper divisors (519724027043).

111010010000221 is an equidigital number, since it uses as much as digits as its factorization.

111010010000221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97863131.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 111010010000221 its reverse (122000010010111), we get a palindrome (233010020010332).

The spelling of 111010010000221 in words is "one hundred eleven trillion, ten billion, ten million, two hundred twenty-one", and thus it is an aban number.