2000002000122 has 96 divisors (see below), whose sum is σ = 4990221949440. Its totient is φ = 567067093920.

The previous prime is 2000002000099. The next prime is 2000002000147. The reversal of 2000002000122 is 2210002000002.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 41501613 + ... + 41549775.

It is an arithmetic number, because the mean of its divisors is an integer number (51981478640).

Almost surely, 2^{2000002000122} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2000002000122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2495110974720).

2000002000122 is an abundant number, since it is smaller than the sum of its proper divisors (2990219949318).

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

2000002000122 is a wasteful number, since it uses less digits than its factorization.

2000002000122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50688 (or 50685 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 2000002000122 its reverse (2210002000002), we get a palindrome (4210004000124).

The spelling of 2000002000122 in words is "two trillion, two million, one hundred twenty-two", and thus it is an aban number.