111010506606005 has 4 divisors (see below), whose sum is σ = 133212607927212. Its totient is φ = 88808405284800.

The previous prime is 111010506605861. The next prime is 111010506606019. The reversal of 111010506606005 is 500606605010111.

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

It can be written as a sum of positive squares in 2 ways, for example, as 69637322630404 + 41373183975601 = 8344898^2 + 6432199^2 .

It is not a de Polignac number, because 111010506606005 - 2¹² = 111010506601909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 11101050660596 + ... + 11101050660605.

It is an arithmetic number, because the mean of its divisors is an integer number (33303151981803).

Almost surely, 2^{111010506606005} is an apocalyptic number.

It is an amenable number.

111010506606005 is a deficient number, since it is larger than the sum of its proper divisors (22202101321207).

111010506606005 is an equidigital number, since it uses as much as digits as its factorization.

111010506606005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22202101321206.

The product of its (nonzero) digits is 5400, while the sum is 32.

The spelling of 111010506606005 in words is "one hundred eleven trillion, ten billion, five hundred six million, six hundred six thousand, five".