201230042200 has 144 divisors (see below), whose sum is σ = 519072011640. Its totient is φ = 72489753600.

The previous prime is 201230042183. The next prime is 201230042201. The reversal of 201230042200 is 2240032102.

201230042200 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201230042201) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2550544 + ... + 2628256.

Almost surely, 2^201230042200 is an apocalyptic number.

201230042200 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 201230042200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (259536005820).

201230042200 is an abundant number, since it is smaller than the sum of its proper divisors (317841969440).

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

201230042200 is a wasteful number, since it uses less digits than its factorization.

201230042200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77858 (or 77838 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 201230042200 its reverse (2240032102), we get a palindrome (203470074302).

The spelling of 201230042200 in words is "two hundred one billion, two hundred thirty million, forty-two thousand, two hundred".