20001022000983 has 60 divisors (see below), whose sum is σ = 30952372161568. Its totient is φ = 12870685900800.

The previous prime is 20001022000937. The next prime is 20001022001017. The reversal of 20001022000983 is 38900022010002.

It is a happy number.

It is not a de Polignac number, because 20001022000983 - 2⁸ = 20001022000727 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20001022005983) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 260388183 + ... + 260464983.

Almost surely, 2^{20001022000983} is an apocalyptic number.

20001022000983 is a deficient number, since it is larger than the sum of its proper divisors (10951350160585).

20001022000983 is an equidigital number, since it uses as much as digits as its factorization.

20001022000983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80694 (or 80656 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

Adding to 20001022000983 its reverse (38900022010002), we get a palindrome (58901044010985).

The spelling of 20001022000983 in words is "twenty trillion, one billion, twenty-two million, nine hundred eighty-three", and thus it is an aban number.