1002002200122 has 64 divisors (see below), whose sum is σ = 2505022930944. Its totient is φ = 259580735040.

The previous prime is 1002002200103. The next prime is 1002002200139. The reversal of 1002002200122 is 2210022002001.

It is a junction number, because it is equal to n+sod(n) for n = 1002002200098 and 1002002200107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2654433 + ... + 3008324.

It is an arithmetic number, because the mean of its divisors is an integer number (39140983296).

Almost surely, 2^{1002002200122} is an apocalyptic number.

1002002200122 is an abundant number, since it is smaller than the sum of its proper divisors (1503020730822).

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

1002002200122 is a wasteful number, since it uses less digits than its factorization.

1002002200122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5663163.

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

Adding to 1002002200122 its reverse (2210022002001), we get a palindrome (3212024202123).

The spelling of 1002002200122 in words is "one trillion, two billion, two million, two hundred thousand, one hundred twenty-two".