2120120122 has 4 divisors (see below), whose sum is σ = 3180180186. Its totient is φ = 1060060060.

The previous prime is 2120120071. The next prime is 2120120147. The reversal of 2120120122 is 2210210212.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1362274281 + 757845841 = 36909^2 + 27529^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530030029 + ... + 530030032.

Almost surely, 2^2120120122 is an apocalyptic number.

2120120122 is a deficient number, since it is larger than the sum of its proper divisors (1060060064).

2120120122 is a wasteful number, since it uses less digits than its factorization.

2120120122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1060060063.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 2120120122 is about 46044.7621559717. The cubic root of 2120120122 is about 1284.6559202297.

Adding to 2120120122 its reverse (2210210212), we get a palindrome (4330330334).

The spelling of 2120120122 in words is "two billion, one hundred twenty million, one hundred twenty thousand, one hundred twenty-two".