2222120122 has 8 divisors (see below), whose sum is σ = 3333393972. Its totient is φ = 1110988800.

The previous prime is 2222120113. The next prime is 2222120123. The reversal of 2222120122 is 2210212222.

2222120122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1792760281 + 429359841 = 42341^2 + 20721^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2222120096 and 2222120105.

It is not an unprimeable number, because it can be changed into a prime (2222120123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21972 + ... + 70192.

Almost surely, 2^2222120122 is an apocalyptic number.

2222120122 is a deficient number, since it is larger than the sum of its proper divisors (1111273850).

2222120122 is a wasteful number, since it uses less digits than its factorization.

2222120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71264.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 2222120122 is about 47139.3691302716. The cubic root of 2222120122 is about 1304.9358946407.

Adding to 2222120122 its reverse (2210212222), we get a palindrome (4432332344).

The spelling of 2222120122 in words is "two billion, two hundred twenty-two million, one hundred twenty thousand, one hundred twenty-two".