130203 has 24 divisors (see below), whose sum is σ = 213408. Its totient is φ = 76032.
The previous prime is 130201. The next prime is 130211. The reversal of 130203 is 302031.
It is a happy number.
It is not a de Polignac number, because 130203 - 21 = 130201 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is not an unprimeable number, because it can be changed into a prime (130201) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3501 + ... + 3537.
It is an arithmetic number, because the mean of its divisors is an integer number (8892).
2130203 is an apocalyptic number.
130203 is a deficient number, since it is larger than the sum of its proper divisors (83205).
130203 is a wasteful number, since it uses less digits than its factorization.
130203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 83 (or 80 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 9.
The square root of 130203 is about 360.8365280844. The cubic root of 130203 is about 50.6843246009.
Adding to 130203 its reverse (302031), we get a palindrome (432234).
It can be divided in two parts, 13020 and 3, that multiplied together give a triangular number (39060 = T279).
The spelling of 130203 in words is "one hundred thirty thousand, two hundred three".
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