120722125 has 8 divisors (see below), whose sum is σ = 150661368. Its totient is φ = 96577600.

The previous prime is 120722093. The next prime is 120722149. The reversal of 120722125 is 521227021.

It can be written as a sum of positive squares in 4 ways, for example, as 29929 + 120692196 = 173^2 + 10986^2 .

It is not a de Polignac number, because 120722125 - 2⁵ = 120722093 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120722096 and 120722105.

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, 482764 + ... + 483013.

It is an arithmetic number, because the mean of its divisors is an integer number (18832671).

Almost surely, 2^120722125 is an apocalyptic number.

It is an amenable number.

120722125 is a deficient number, since it is larger than the sum of its proper divisors (29939243).

120722125 is an frugal number, since it uses more digits than its factorization.

120722125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 965792 (or 965782 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 120722125 is about 10987.3620582922. The cubic root of 120722125 is about 494.2298331718.

Adding to 120722125 its reverse (521227021), we get a palindrome (641949146).

It can be divided in two parts, 1207 and 22125, that added together give a palindrome (23332).

The spelling of 120722125 in words is "one hundred twenty million, seven hundred twenty-two thousand, one hundred twenty-five".