203000423411 has 4 divisors (see below), whose sum is σ = 203894698632. Its totient is φ = 202106148192.

The previous prime is 203000423407. The next prime is 203000423419. The reversal of 203000423411 is 114324000302.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 203000423411 - 2² = 203000423407 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203000423419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 447137270 + ... + 447137723.

It is an arithmetic number, because the mean of its divisors is an integer number (50973674658).

Almost surely, 2^203000423411 is an apocalyptic number.

203000423411 is a deficient number, since it is larger than the sum of its proper divisors (894275221).

203000423411 is an equidigital number, since it uses as much as digits as its factorization.

203000423411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 894275220.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 203000423411 its reverse (114324000302), we get a palindrome (317324423713).

The spelling of 203000423411 in words is "two hundred three billion, four hundred twenty-three thousand, four hundred eleven".