2210021120122 has 16 divisors (see below), whose sum is σ = 3316292805672. Its totient is φ = 1104590269440.

The previous prime is 2210021120119. The next prime is 2210021120149. The reversal of 2210021120122 is 2210211200122.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1426493420881 + 783527699241 = 1194359^2 + 885171^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2210021120096 and 2210021120105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75793098 + ... + 75822250.

Almost surely, 2^{2210021120122} is an apocalyptic number.

2210021120122 is a deficient number, since it is larger than the sum of its proper divisors (1106271685550).

2210021120122 is a wasteful number, since it uses less digits than its factorization.

2210021120122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42273.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2210021120122 its reverse (2210211200122), we get a palindrome (4420232320244).

The spelling of 2210021120122 in words is "two trillion, two hundred ten billion, twenty-one million, one hundred twenty thousand, one hundred twenty-two".