120112121212122 has 64 divisors (see below), whose sum is σ = 260104118037120. Its totient is φ = 36757509709824.

The previous prime is 120112121212121. The next prime is 120112121212199. The reversal of 120112121212122 is 221212121211021.

It is not an unprimeable number, because it can be changed into a prime (120112121212121) 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, 63758629 + ... + 65615447.

It is an arithmetic number, because the mean of its divisors is an integer number (4064126844330).

Almost surely, 2^{120112121212122} is an apocalyptic number.

120112121212122 is an abundant number, since it is smaller than the sum of its proper divisors (139991996824998).

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

120112121212122 is a wasteful number, since it uses less digits than its factorization.

120112121212122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1861327.

The product of its (nonzero) digits is 128, while the sum is 21.

Adding to 120112121212122 its reverse (221212121211021), we get a palindrome (341324242423143).

The spelling of 120112121212122 in words is "one hundred twenty trillion, one hundred twelve billion, one hundred twenty-one million, two hundred twelve thousand, one hundred twenty-two".