122522120 has 64 divisors (see below), whose sum is σ = 316068480. Its totient is φ = 41872896.

The previous prime is 122522119. The next prime is 122522131. The reversal of 122522120 is 21225221.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130292 + ... + 131228.

It is an arithmetic number, because the mean of its divisors is an integer number (4938570).

Almost surely, 2^122522120 is an apocalyptic number.

122522120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122522120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158034240).

122522120 is an abundant number, since it is smaller than the sum of its proper divisors (193546360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122522120 is a wasteful number, since it uses less digits than its factorization.

122522120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1422 (or 1418 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 122522120 is about 11068.9710452237. The cubic root of 122522120 is about 496.6740856411.

Adding to 122522120 its reverse (21225221), we get a palindrome (143747341).

The spelling of 122522120 in words is "one hundred twenty-two million, five hundred twenty-two thousand, one hundred twenty".