20331002200 has 48 divisors (see below), whose sum is σ = 47299707000. Its totient is φ = 8127217920.

The previous prime is 20331002179. The next prime is 20331002221. The reversal of 20331002200 is 220013302.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (20331002179) and next prime (20331002221).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 290211 + ... + 353389.

Almost surely, 2^20331002200 is an apocalyptic number.

20331002200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20331002200 is an abundant number, since it is smaller than the sum of its proper divisors (26968704800).

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

20331002200 is a wasteful number, since it uses less digits than its factorization.

20331002200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64804 (or 64795 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 20331002200 its reverse (220013302), we get a palindrome (20551015502).

The spelling of 20331002200 in words is "twenty billion, three hundred thirty-one million, two thousand, two hundred".