130203143112400 has 120 divisors (see below), whose sum is σ = 323611892836920. Its totient is φ = 50283458426880.

The previous prime is 130203143112389. The next prime is 130203143112403. The reversal of 130203143112400 is 4211341302031.

It can be written as a sum of positive squares in 12 ways, for example, as 16889502579856 + 113313640532544 = 4109684^2 + 10644888^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130203143112403) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 330136122 + ... + 330530278.

It is an arithmetic number, because the mean of its divisors is an integer number (2696765773641).

Almost surely, 2^{130203143112400} is an apocalyptic number.

130203143112400 is a gapful number since it is divisible by the number (10) 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 130203143112400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161805946418460).

130203143112400 is an abundant number, since it is smaller than the sum of its proper divisors (193408749724520).

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

130203143112400 is a wasteful number, since it uses less digits than its factorization.

130203143112400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422681 (or 422670 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 130203143112400 its reverse (4211341302031), we get a palindrome (134414484414431).

The spelling of 130203143112400 in words is "one hundred thirty trillion, two hundred three billion, one hundred forty-three million, one hundred twelve thousand, four hundred".