20022010200 has 144 divisors (see below), whose sum is σ = 67410696600. Its totient is φ = 5325696000.

The previous prime is 20022010189. The next prime is 20022010213. The reversal of 20022010200 is 201022002.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 707931 + ... + 735669.

Almost surely, 2^20022010200 is an apocalyptic number.

20022010200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20022010200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33705348300).

20022010200 is an abundant number, since it is smaller than the sum of its proper divisors (47388686400).

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

20022010200 is a wasteful number, since it uses less digits than its factorization.

20022010200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28162 (or 28150 counting only the distinct ones).

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

Adding to 20022010200 its reverse (201022002), we get a palindrome (20223032202).

The spelling of 20022010200 in words is "twenty billion, twenty-two million, ten thousand, two hundred".