111200401005 has 16 divisors (see below), whose sum is σ = 178277208000. Its totient is φ = 59188025088.

The previous prime is 111200400967. The next prime is 111200401057. The reversal of 111200401005 is 500104002111.

It is a happy number.

It is not a de Polignac number, because 111200401005 - 2¹¹ = 111200398957 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7420732 + ... + 7435701.

It is an arithmetic number, because the mean of its divisors is an integer number (11142325500).

Almost surely, 2^111200401005 is an apocalyptic number.

111200401005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

111200401005 is a deficient number, since it is larger than the sum of its proper divisors (67076806995).

111200401005 is a wasteful number, since it uses less digits than its factorization.

111200401005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14856940.

The product of its (nonzero) digits is 40, while the sum is 15.

Adding to 111200401005 its reverse (500104002111), we get a palindrome (611304403116).

The spelling of 111200401005 in words is "one hundred eleven billion, two hundred million, four hundred one thousand, five".