111085006243 has 4 divisors (see below), whose sum is σ = 111820668688. Its totient is φ = 110349343800.

The previous prime is 111085006211. The next prime is 111085006343. The reversal of 111085006243 is 342600580111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 111085006243 - 2⁵ = 111085006211 is a prime.

It is a super-2 number, since 2×111085006243² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111085006343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 367830996 + ... + 367831297.

It is an arithmetic number, because the mean of its divisors is an integer number (27955167172).

Almost surely, 2^111085006243 is an apocalyptic number.

111085006243 is a deficient number, since it is larger than the sum of its proper divisors (735662445).

111085006243 is an equidigital number, since it uses as much as digits as its factorization.

111085006243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 735662444.

The product of its (nonzero) digits is 5760, while the sum is 31.

Adding to 111085006243 its reverse (342600580111), we get a palindrome (453685586354).

The spelling of 111085006243 in words is "one hundred eleven billion, eighty-five million, six thousand, two hundred forty-three".