112100122212122 has 32 divisors (see below), whose sum is σ = 183635100803520. Its totient is φ = 50899465797120.

The previous prime is 112100122212121. The next prime is 112100122212137. The reversal of 112100122212122 is 221212221001211.

It is a junction number, because it is equal to n+sod(n) for n = 112100122212094 and 112100122212103.

It is not an unprimeable number, because it can be changed into a prime (112100122212121) by changing a digit.

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, 161528138 + ... + 162220650.

It is an arithmetic number, because the mean of its divisors is an integer number (5738596900110).

Almost surely, 2^{112100122212122} is an apocalyptic number.

112100122212122 is a deficient number, since it is larger than the sum of its proper divisors (71534978591398).

112100122212122 is a wasteful number, since it uses less digits than its factorization.

112100122212122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700478.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 112100122212122 its reverse (221212221001211), we get a palindrome (333312343213333).

The spelling of 112100122212122 in words is "one hundred twelve trillion, one hundred billion, one hundred twenty-two million, two hundred twelve thousand, one hundred twenty-two".