112121622009 has 32 divisors (see below), whose sum is σ = 167074867200. Its totient is φ = 74312277120.

The previous prime is 112121622001. The next prime is 112121622017. The reversal of 112121622009 is 900226121211.

112121622009 is a `hidden beast` number, since 1 + 12 + 1 + 21 + 622 + 0 + 0 + 9 = 666.

It is an interprime number because it is at equal distance from previous prime (112121622001) and next prime (112121622017).

It is not a de Polignac number, because 112121622009 - 2³ = 112121622001 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (112121622001) 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, 10272447 + ... + 10283355.

It is an arithmetic number, because the mean of its divisors is an integer number (5221089600).

Almost surely, 2^112121622009 is an apocalyptic number.

It is an amenable number.

112121622009 is a deficient number, since it is larger than the sum of its proper divisors (54953245191).

112121622009 is a wasteful number, since it uses less digits than its factorization.

112121622009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13102 (or 13096 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The spelling of 112121622009 in words is "one hundred twelve billion, one hundred twenty-one million, six hundred twenty-two thousand, nine".