7120122 has 16 divisors (see below), whose sum is σ = 14273760. Its totient is φ = 2367792.

The previous prime is 7120121. The next prime is 7120123. The reversal of 7120122 is 2210217.

It is an interprime number because it is at equal distance from previous prime (7120121) and next prime (7120123).

It is a super-2 number, since 2×7120122² = 101392274589768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7120121) by changing a digit.

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, 2004 + ... + 4272.

It is an arithmetic number, because the mean of its divisors is an integer number (892110).

Almost surely, 2^7120122 is an apocalyptic number.

7120122 is an abundant number, since it is smaller than the sum of its proper divisors (7153638).

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

7120122 is a wasteful number, since it uses less digits than its factorization.

7120122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2797.

The product of its (nonzero) digits is 56, while the sum is 15.

The square root of 7120122 is about 2668.3556734439. The cubic root of 7120122 is about 192.3811331151.

Adding to 7120122 its reverse (2210217), we get a palindrome (9330339).

The spelling of 7120122 in words is "seven million, one hundred twenty thousand, one hundred twenty-two".