10002022000020 has 96 divisors (see below), whose sum is σ = 32470332330240. Its totient is φ = 2551240391040.

The previous prime is 10002021999973. The next prime is 10002022000079. The reversal of 10002022000020 is 2000022020001.

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

It is a junction number, because it is equal to n+sod(n) for n = 10002021999966 and 10002022000011.

It is a congruent number.

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, 402645471 + ... + 402670310.

It is an arithmetic number, because the mean of its divisors is an integer number (338232628440).

Almost surely, 2^{10002022000020} is an apocalyptic number.

10002022000020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10002022000020 is an abundant number, since it is smaller than the sum of its proper divisors (22468310330220).

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

10002022000020 is a wasteful number, since it uses less digits than its factorization.

10002022000020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 805315822 (or 805315814 counting only the distinct ones).

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

Adding to 10002022000020 its reverse (2000022020001), we get a palindrome (12002044020021).

The spelling of 10002022000020 in words is "ten trillion, two billion, twenty-two million, twenty", and thus it is an aban number and an uban number.