203113302323011 has 4 divisors (see below), whose sum is σ = 203113638789352. Its totient is φ = 203112965856672.

The previous prime is 203113302322951. The next prime is 203113302323027. The reversal of 203113302323011 is 110323203311302.

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 203113302323011 - 2¹¹ = 203113302320963 is a prime.

It is a super-2 number, since 2×203113302323011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203113302393011) 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, 167326041 + ... + 168535546.

It is an arithmetic number, because the mean of its divisors is an integer number (50778409697338).

Almost surely, 2^{203113302323011} is an apocalyptic number.

203113302323011 is a deficient number, since it is larger than the sum of its proper divisors (336466341).

203113302323011 is an equidigital number, since it uses as much as digits as its factorization.

203113302323011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336466340.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 203113302323011 its reverse (110323203311302), we get a palindrome (313436505634313).

The spelling of 203113302323011 in words is "two hundred three trillion, one hundred thirteen billion, three hundred two million, three hundred twenty-three thousand, eleven".