111011200221 has 8 divisors (see below), whose sum is σ = 148194784960. Its totient is φ = 73917541152.

The previous prime is 111011200213. The next prime is 111011200247. The reversal of 111011200221 is 122002110111.

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

It is not a de Polignac number, because 111011200221 - 2³ = 111011200213 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111011200197 and 111011200206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111011200021) 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, 22478536 + ... + 22483473.

It is an arithmetic number, because the mean of its divisors is an integer number (18524348120).

Almost surely, 2^111011200221 is an apocalyptic number.

It is an amenable number.

111011200221 is a deficient number, since it is larger than the sum of its proper divisors (37183584739).

111011200221 is an equidigital number, since it uses as much as digits as its factorization.

111011200221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44962835.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 111011200221 its reverse (122002110111), we get a palindrome (233013310332).

The spelling of 111011200221 in words is "one hundred eleven billion, eleven million, two hundred thousand, two hundred twenty-one".