2122000122 has 64 divisors (see below), whose sum is σ = 4843670400. Its totient is φ = 613831680.

The previous prime is 2122000121. The next prime is 2122000147. The reversal of 2122000122 is 2210002212.

It is a junction number, because it is equal to n+sod(n) for n = 2122000098 and 2122000107.

It is not an unprimeable number, because it can be changed into a prime (2122000121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 164118 + ... + 176574.

It is an arithmetic number, because the mean of its divisors is an integer number (75682350).

Almost surely, 2^2122000122 is an apocalyptic number.

2122000122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2122000122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2421835200).

2122000122 is an abundant number, since it is smaller than the sum of its proper divisors (2721670278).

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

2122000122 is a wasteful number, since it uses less digits than its factorization.

2122000122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12591.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 2122000122 is about 46065.1725493349. The cubic root of 2122000122 is about 1285.0355275899.

Adding to 2122000122 its reverse (2210002212), we get a palindrome (4332002334).

The spelling of 2122000122 in words is "two billion, one hundred twenty-two million, one hundred twenty-two", and thus it is an aban number.