111130344221 has 8 divisors (see below), whose sum is σ = 120395474304. Its totient is φ = 101967591600.

The previous prime is 111130344161. The next prime is 111130344257. The reversal of 111130344221 is 122443031111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111130344221 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111130344271) 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, 25592105 + ... + 25596446.

It is an arithmetic number, because the mean of its divisors is an integer number (15049434288).

Almost surely, 2^111130344221 is an apocalyptic number.

It is an amenable number.

111130344221 is a deficient number, since it is larger than the sum of its proper divisors (9265130083).

111130344221 is a wasteful number, since it uses less digits than its factorization.

111130344221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51188731.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 111130344221 its reverse (122443031111), we get a palindrome (233573375332).

The spelling of 111130344221 in words is "one hundred eleven billion, one hundred thirty million, three hundred forty-four thousand, two hundred twenty-one".