20123441142200 has 48 divisors (see below), whose sum is σ = 51040364357160. Its totient is φ = 7317614960000.

The previous prime is 20123441142191. The next prime is 20123441142221. The reversal of 20123441142200 is 224114432102.

It is a self number, because there is not a number n which added to its sum of digits gives 20123441142200.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4573507151 + ... + 4573511550.

Almost surely, 2^{20123441142200} is an apocalyptic number.

20123441142200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20123441142200 is an abundant number, since it is smaller than the sum of its proper divisors (30916923214960).

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

20123441142200 is a wasteful number, since it uses less digits than its factorization.

20123441142200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9147018728 (or 9147018719 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 20123441142200 its reverse (224114432102), we get a palindrome (20347555574302).

The spelling of 20123441142200 in words is "twenty trillion, one hundred twenty-three billion, four hundred forty-one million, one hundred forty-two thousand, two hundred".