112001221000005 has 16 divisors (see below), whose sum is σ = 179418642801984. Its totient is φ = 59661754799360.

The previous prime is 112001220999979. The next prime is 112001221000021. The reversal of 112001221000005 is 500000122100211.

It is not a de Polignac number, because 112001221000005 - 2⁵ = 112001220999973 is a prime.

It is a super-2 number, since 2×112001221000005² (a number of 29 digits) contains 22 as substring.

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

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 (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4514345556 + ... + 4514370365.

It is an arithmetic number, because the mean of its divisors is an integer number (11213665175124).

Almost surely, 2^{112001221000005} is an apocalyptic number.

112001221000005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

112001221000005 is a deficient number, since it is larger than the sum of its proper divisors (67417421801979).

112001221000005 is an equidigital number, since it uses as much as digits as its factorization.

112001221000005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9028716756.

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

Adding to 112001221000005 its reverse (500000122100211), we get a palindrome (612001343100216).

The spelling of 112001221000005 in words is "one hundred twelve trillion, one billion, two hundred twenty-one million, five", and thus it is an aban number.