20220000002200 has 96 divisors (see below), whose sum is σ = 47660304121200. Its totient is φ = 7976400168960.

The previous prime is 20220000002179. The next prime is 20220000002231. The reversal of 20220000002200 is 220000002202.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 156578859 + ... + 156707941.

Almost surely, 2^{20220000002200} is an apocalyptic number.

20220000002200 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 20220000002200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23830152060600).

20220000002200 is an abundant number, since it is smaller than the sum of its proper divisors (27440304119000).

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

20220000002200 is a wasteful number, since it uses less digits than its factorization.

20220000002200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139901 (or 139892 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 10.

Adding to 20220000002200 its reverse (220000002202), we get a palindrome (20440000004402).

The spelling of 20220000002200 in words is "twenty trillion, two hundred twenty billion, two thousand, two hundred".