112101021000009 has 32 divisors (see below), whose sum is σ = 173468015827200. Its totient is φ = 71413861559040.

The previous prime is 112101020999987. The next prime is 112101021000019. The reversal of 112101021000009 is 900000120101211.

It is a happy number.

It is not a de Polignac number, because 112101021000009 - 2⁹ = 112101020999497 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112101020999955 and 112101021000000.

It is not an unprimeable number, because it can be changed into a prime (112101021000019) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 88826802 + ... + 90079979.

It is an arithmetic number, because the mean of its divisors is an integer number (5420875494600).

Almost surely, 2^{112101021000009} is an apocalyptic number.

It is an amenable number.

112101021000009 is a deficient number, since it is larger than the sum of its proper divisors (61366994827191).

112101021000009 is a wasteful number, since it uses less digits than its factorization.

112101021000009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178907822 (or 178907816 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

The spelling of 112101021000009 in words is "one hundred twelve trillion, one hundred one billion, twenty-one million, nine", and thus it is an aban number.