111112000005 has 16 divisors (see below), whose sum is σ = 177794253504. Its totient is φ = 59254715520.

The previous prime is 111111999979. The next prime is 111112000009. The reversal of 111112000005 is 500000211111.

It is not a de Polignac number, because 111112000005 - 2⁶ = 111111999941 is a prime.

It is a super-2 number, since 2×111112000005² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111112000009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126979 + ... + 488208.

It is an arithmetic number, because the mean of its divisors is an integer number (11112140844).

Almost surely, 2^111112000005 is an apocalyptic number.

111112000005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

111112000005 is a deficient number, since it is larger than the sum of its proper divisors (66682253499).

111112000005 is a wasteful number, since it uses less digits than its factorization.

111112000005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627236.

The product of its (nonzero) digits is 10, while the sum is 12.

Adding to 111112000005 its reverse (500000211111), we get a palindrome (611112211116).

The spelling of 111112000005 in words is "one hundred eleven billion, one hundred twelve million, five", and thus it is an aban number.