111220004006 has 16 divisors (see below), whose sum is σ = 167461605360. Its totient is φ = 55399559040.

The previous prime is 111220003997. The next prime is 111220004029. The reversal of 111220004006 is 600400022111.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2772665 + ... + 2812491.

It is an arithmetic number, because the mean of its divisors is an integer number (10466350335).

Almost surely, 2^111220004006 is an apocalyptic number.

111220004006 is a deficient number, since it is larger than the sum of its proper divisors (56241601354).

111220004006 is a wasteful number, since it uses less digits than its factorization.

111220004006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45079.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 111220004006 its reverse (600400022111), we get a palindrome (711620026117).

The spelling of 111220004006 in words is "one hundred eleven billion, two hundred twenty million, four thousand, six".