120122011011 has 16 divisors (see below), whose sum is σ = 165446737920. Its totient is φ = 77442984960.

The previous prime is 120122011001. The next prime is 120122011069. The reversal of 120122011011 is 110110221021.

It is not a de Polignac number, because 120122011011 - 2⁵ = 120122010979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120122011001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 327315 + ... + 589388.

It is an arithmetic number, because the mean of its divisors is an integer number (10340421120).

Almost surely, 2^120122011011 is an apocalyptic number.

120122011011 is a deficient number, since it is larger than the sum of its proper divisors (45324726909).

120122011011 is a wasteful number, since it uses less digits than its factorization.

120122011011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 918146.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 120122011011 its reverse (110110221021), we get a palindrome (230232232032).

The spelling of 120122011011 in words is "one hundred twenty billion, one hundred twenty-two million, eleven thousand, eleven".