20066022912 has 160 divisors (see below), whose sum is σ = 58085219808. Its totient is φ = 6118834176.

The previous prime is 20066022901. The next prime is 20066022923. The reversal of 20066022912 is 21922066002.

It is an interprime number because it is at equal distance from previous prime (20066022901) and next prime (20066022923).

It is a self number, because there is not a number n which added to its sum of digits gives 20066022912.

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, 2251938 + ... + 2260830.

Almost surely, 2^20066022912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20066022912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29042609904).

20066022912 is an abundant number, since it is smaller than the sum of its proper divisors (38019196896).

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

20066022912 is a wasteful number, since it uses less digits than its factorization.

20066022912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9040 (or 9024 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

Adding to 20066022912 its reverse (21922066002), we get a palindrome (41988088914).

The spelling of 20066022912 in words is "twenty billion, sixty-six million, twenty-two thousand, nine hundred twelve".