120112211122 has 4 divisors (see below), whose sum is σ = 180168316686. Its totient is φ = 60056105560.

The previous prime is 120112211117. The next prime is 120112211129. The reversal of 120112211122 is 221112211021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 221112211021 = 13 ⋅17008631617.

It can be written as a sum of positive squares in only one way, i.e., 77101184241 + 43011026881 = 277671^2 + 207391^2 .

It is a junction number, because it is equal to n+sod(n) for n = 120112211096 and 120112211105.

It is not an unprimeable number, because it can be changed into a prime (120112211129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30028052779 + ... + 30028052782.

Almost surely, 2^120112211122 is an apocalyptic number.

120112211122 is a deficient number, since it is larger than the sum of its proper divisors (60056105564).

120112211122 is an equidigital number, since it uses as much as digits as its factorization.

120112211122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60056105563.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 120112211122 its reverse (221112211021), we get a palindrome (341224422143).

The spelling of 120112211122 in words is "one hundred twenty billion, one hundred twelve million, two hundred eleven thousand, one hundred twenty-two".