120722126 has 16 divisors (see below), whose sum is σ = 209088096. Its totient is φ = 51204096.

The previous prime is 120722093. The next prime is 120722149. The reversal of 120722126 is 621227021.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43091 + ... + 45806.

It is an arithmetic number, because the mean of its divisors is an integer number (13068006).

Almost surely, 2^120722126 is an apocalyptic number.

120722126 is a deficient number, since it is larger than the sum of its proper divisors (88365970).

120722126 is an equidigital number, since it uses as much as digits as its factorization.

120722126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89003.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 120722126 is about 10987.3621037991. The cubic root of 120722126 is about 494.2298345365.

Adding to 120722126 its reverse (621227021), we get a palindrome (741949147).

The spelling of 120722126 in words is "one hundred twenty million, seven hundred twenty-two thousand, one hundred twenty-six".