122120122112 has 36 divisors (see below), whose sum is σ = 256592865480. Its totient is φ = 57846371328.

The previous prime is 122120122079. The next prime is 122120122127. The reversal of 122120122112 is 211221021221.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12548603 + ... + 12558330.

Almost surely, 2^122120122112 is an apocalyptic number.

It is an amenable number.

122120122112 is an abundant number, since it is smaller than the sum of its proper divisors (134472743368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122120122112 is an equidigital number, since it uses as much as digits as its factorization.

122120122112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25106968 (or 25106954 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 122120122112 its reverse (211221021221), we get a palindrome (333341143333).

The spelling of 122120122112 in words is "one hundred twenty-two billion, one hundred twenty million, one hundred twenty-two thousand, one hundred twelve".