10022002000020 has 48 divisors (see below), whose sum is σ = 31179561779520. Its totient is φ = 2672533866528.

The previous prime is 10022002000013. The next prime is 10022002000033. The reversal of 10022002000020 is 2000020022001.

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 = 10022001999966 and 10022002000011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9279630942 + ... + 9279632021.

It is an arithmetic number, because the mean of its divisors is an integer number (649574203740).

Almost surely, 2^{10022002000020} is an apocalyptic number.

10022002000020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10022002000020 is an abundant number, since it is smaller than the sum of its proper divisors (21157559779500).

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

10022002000020 is a wasteful number, since it uses less digits than its factorization.

10022002000020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18559262981 (or 18559262973 counting only the distinct ones).

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

Adding to 10022002000020 its reverse (2000020022001), we get a palindrome (12022022022021).

The spelling of 10022002000020 in words is "ten trillion, twenty-two billion, two million, twenty", and thus it is an aban number and an uban number.