120522512 has 40 divisors (see below), whose sum is σ = 255921120. Its totient is φ = 54529280.

The previous prime is 120522511. The next prime is 120522527. The reversal of 120522512 is 215225021.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (120522511) 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, 39539 + ... + 42477.

It is an arithmetic number, because the mean of its divisors is an integer number (6398028).

Almost surely, 2^120522512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120522512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127960560).

120522512 is an abundant number, since it is smaller than the sum of its proper divisors (135398608).

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

120522512 is a wasteful number, since it uses less digits than its factorization.

120522512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3191 (or 3185 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 120522512 is about 10978.2745456652. The cubic root of 120522512 is about 493.9572812967.

Adding to 120522512 its reverse (215225021), we get a palindrome (335747533).

The spelling of 120522512 in words is "one hundred twenty million, five hundred twenty-two thousand, five hundred twelve".