203201023411 has 4 divisors (see below), whose sum is σ = 203204421000. Its totient is φ = 203197625824.

The previous prime is 203201023339. The next prime is 203201023423. The reversal of 203201023411 is 114320102302.

It is a happy number.

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 203201023411 - 2³⁷ = 65762069939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203201063411) 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, 1607446 + ... + 1729243.

It is an arithmetic number, because the mean of its divisors is an integer number (50801105250).

Almost surely, 2^203201023411 is an apocalyptic number.

203201023411 is a deficient number, since it is larger than the sum of its proper divisors (3397589).

203201023411 is an equidigital number, since it uses as much as digits as its factorization.

203201023411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3397588.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 203201023411 its reverse (114320102302), we get a palindrome (317521125713).

The spelling of 203201023411 in words is "two hundred three billion, two hundred one million, twenty-three thousand, four hundred eleven".