20323122200 has 24 divisors (see below), whose sum is σ = 47251259580. Its totient is φ = 8129248800.

The previous prime is 20323122199. The next prime is 20323122203. The reversal of 20323122200 is 222132302.

It is a super-2 number, since 2×20323122200² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20323122203) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 50807606 + ... + 50808005.

Almost surely, 2^20323122200 is an apocalyptic number.

20323122200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20323122200 is an abundant number, since it is smaller than the sum of its proper divisors (26928137380).

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

20323122200 is a wasteful number, since it uses less digits than its factorization.

20323122200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101615627 (or 101615618 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 20323122200 its reverse (222132302), we get a palindrome (20545254502).

The spelling of 20323122200 in words is "twenty billion, three hundred twenty-three million, one hundred twenty-two thousand, two hundred".