9120122 has 16 divisors (see below), whose sum is σ = 15289344. Its totient is φ = 4044000.

The previous prime is 9120119. The next prime is 9120127. The reversal of 9120122 is 2210219.

9120122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 9120122.

It is not an unprimeable number, because it can be changed into a prime (9120127) 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, 4154 + ... + 5957.

It is an arithmetic number, because the mean of its divisors is an integer number (955584).

Almost surely, 2^9120122 is an apocalyptic number.

9120122 is a deficient number, since it is larger than the sum of its proper divisors (6169222).

9120122 is a wasteful number, since it uses less digits than its factorization.

9120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10165.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 9120122 is about 3019.9539731592. The cubic root of 9120122 is about 208.9297169872.

Subtracting from 9120122 its reverse (2210219), we obtain a triangular number (6909903 = T₃₇₁₇).

The spelling of 9120122 in words is "nine million, one hundred twenty thousand, one hundred twenty-two".