203140430301 has 4 divisors (see below), whose sum is σ = 270853907072. Its totient is φ = 135426953532.

The previous prime is 203140430249. The next prime is 203140430323. The reversal of 203140430301 is 103034041302.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 203140430301 - 2³⁰ = 202066688477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203140430341) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 33856738381 + ... + 33856738386.

It is an arithmetic number, because the mean of its divisors is an integer number (67713476768).

Almost surely, 2^203140430301 is an apocalyptic number.

It is an amenable number.

203140430301 is a deficient number, since it is larger than the sum of its proper divisors (67713476771).

203140430301 is an equidigital number, since it uses as much as digits as its factorization.

203140430301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67713476770.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 203140430301 its reverse (103034041302), we get a palindrome (306174471603).

The spelling of 203140430301 in words is "two hundred three billion, one hundred forty million, four hundred thirty thousand, three hundred one".