120122011 has 8 divisors (see below), whose sum is σ = 122666544.
Its totient is φ = 117601920.
The previous prime is 120122003. The next prime is 120122021. The reversal of 120122011 is 110221021.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 120122011 - 23 = 120122003 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (120122021) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3996 + ... + 16006.
It is an arithmetic number, because the mean of its divisors is an integer number (15333318).
Almost surely, 2120122011 is an apocalyptic number.
120122011 is a deficient number, since it is larger than the sum of its proper divisors (2544533).
120122011 is a wasteful number, since it uses less digits than its factorization.
120122011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12221.
The product of its (nonzero) digits is 8, while the sum is 10.
The square root of 120122011 is about 10960.0187499840.
The cubic root of 120122011 is about 493.4095276863.
Adding to 120122011 its reverse (110221021), we get a palindrome (230343032).
The spelling of 120122011 in words is "one hundred twenty million, one hundred twenty-two thousand, eleven".