1002021110022 has 16 divisors (see below), whose sum is σ = 2012357750832. Its totient is φ = 332621114880.

The previous prime is 1002021109993. The next prime is 1002021110047. The reversal of 1002021110022 is 2200111202001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 346478883 + ... + 346481774.

It is an arithmetic number, because the mean of its divisors is an integer number (125772359427).

Almost surely, 2^{1002021110022} is an apocalyptic number.

1002021110022 is an abundant number, since it is smaller than the sum of its proper divisors (1010336640810).

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

1002021110022 is a wasteful number, since it uses less digits than its factorization.

1002021110022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 692960903.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1002021110022 its reverse (2200111202001), we get a palindrome (3202132312023).

The spelling of 1002021110022 in words is "one trillion, two billion, twenty-one million, one hundred ten thousand, twenty-two".