1001222001006 has 8 divisors (see below), whose sum is σ = 2002444002024. Its totient is φ = 333740667000.

The previous prime is 1001222001001. The next prime is 1001222001007. The reversal of 1001222001006 is 6001002221001.

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

1001222001006 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001222001001) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 83435166745 + ... + 83435166756.

It is an arithmetic number, because the mean of its divisors is an integer number (250305500253).

Almost surely, 2^{1001222001006} is an apocalyptic number.

1001222001006 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1001222001006 is a wasteful number, since it uses less digits than its factorization.

1001222001006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166870333506.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1001222001006 its reverse (6001002221001), we get a palindrome (7002224222007).

The spelling of 1001222001006 in words is "one trillion, one billion, two hundred twenty-two million, one thousand, six".