111030300101221 has 12 divisors (see below), whose sum is σ = 116588074196608. Its totient is φ = 105726649467384.

The previous prime is 111030300101173. The next prime is 111030300101243. The reversal of 111030300101221 is 122101003030111.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-111030300101221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111030300101195 and 111030300101204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111030300101291) 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 11 ways as a sum of consecutive naturals, for example, 470481015 + ... + 470716948.

Almost surely, 2^{111030300101221} is an apocalyptic number.

It is an amenable number.

111030300101221 is a deficient number, since it is larger than the sum of its proper divisors (5557774095387).

111030300101221 is an equidigital number, since it uses as much as digits as its factorization.

111030300101221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 941198232 (or 941198209 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 111030300101221 its reverse (122101003030111), we get a palindrome (233131303131332).

The spelling of 111030300101221 in words is "one hundred eleven trillion, thirty billion, three hundred million, one hundred one thousand, two hundred twenty-one".