1001000002022 has 4 divisors (see below), whose sum is σ = 1501500003036. Its totient is φ = 500500001010.

The previous prime is 1001000001949. The next prime is 1001000002073. The reversal of 1001000002022 is 2202000001001.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250250000504 + ... + 250250000507.

It is an arithmetic number, because the mean of its divisors is an integer number (375375000759).

Almost surely, 2^{1001000002022} is an apocalyptic number.

1001000002022 is a deficient number, since it is larger than the sum of its proper divisors (500500001014).

1001000002022 is an equidigital number, since it uses as much as digits as its factorization.

1001000002022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500500001013.

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 1001000002022 its reverse (2202000001001), we get a palindrome (3203000003023).

The spelling of 1001000002022 in words is "one trillion, one billion, two thousand, twenty-two".