203203334122411 has 4 divisors (see below), whose sum is σ = 232232381854192. Its totient is φ = 174174286390632.

The previous prime is 203203334122387. The next prime is 203203334122421. The reversal of 203203334122411 is 114221433302302.

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 203203334122411 - 2⁵ = 203203334122379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203203334122421) 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, 14514523865880 + ... + 14514523865893.

It is an arithmetic number, because the mean of its divisors is an integer number (58058095463548).

Almost surely, 2^{203203334122411} is an apocalyptic number.

203203334122411 is a deficient number, since it is larger than the sum of its proper divisors (29029047731781).

203203334122411 is an equidigital number, since it uses as much as digits as its factorization.

203203334122411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29029047731780.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 203203334122411 its reverse (114221433302302), we get a palindrome (317424767424713).

The spelling of 203203334122411 in words is "two hundred three trillion, two hundred three billion, three hundred thirty-four million, one hundred twenty-two thousand, four hundred eleven".