120775122 has 48 divisors (see below), whose sum is σ = 284601408. Its totient is φ = 36793440.

The previous prime is 120775097. The next prime is 120775129. The reversal of 120775122 is 221577021.

It is a super-2 number, since 2×120775122² = 29173260188229768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (120775129) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21597 + ... + 26607.

It is an arithmetic number, because the mean of its divisors is an integer number (5929196).

Almost surely, 2^120775122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120775122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142300704).

120775122 is an abundant number, since it is smaller than the sum of its proper divisors (163826286).

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

120775122 is a wasteful number, since it uses less digits than its factorization.

120775122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5135 (or 5132 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 27.

The square root of 120775122 is about 10989.7735190494. The cubic root of 120775122 is about 494.3021448726.

The spelling of 120775122 in words is "one hundred twenty million, seven hundred seventy-five thousand, one hundred twenty-two".