20000210022 has 72 divisors (see below), whose sum is σ = 47235406608. Its totient is φ = 6113016000.

The previous prime is 20000210011. The next prime is 20000210033. The reversal of 20000210022 is 22001200002.

It is an interprime number because it is at equal distance from previous prime (20000210011) and next prime (20000210033).

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 = 20000209986 and 20000210013.

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 35 ways as a sum of consecutive naturals, for example, 437572 + ... + 481112.

It is an arithmetic number, because the mean of its divisors is an integer number (656047314).

Almost surely, 2^20000210022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20000210022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23617703304).

20000210022 is an abundant number, since it is smaller than the sum of its proper divisors (27235196586).

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

20000210022 is a wasteful number, since it uses less digits than its factorization.

20000210022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43726 (or 43710 counting only the distinct ones).

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

Adding to 20000210022 its reverse (22001200002), we get a palindrome (42001410024).

The spelling of 20000210022 in words is "twenty billion, two hundred ten thousand, twenty-two".