23203143303133 has 4 divisors (see below), whose sum is σ = 23356806503968. Its totient is φ = 23049480102300.

The previous prime is 23203143303089. The next prime is 23203143303173. The reversal of 23203143303133 is 33130334130232.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23203143303133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23203143303095 and 23203143303104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23203143303173) 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, 76831600191 + ... + 76831600492.

It is an arithmetic number, because the mean of its divisors is an integer number (5839201625992).

Almost surely, 2^{23203143303133} is an apocalyptic number.

It is an amenable number.

23203143303133 is a deficient number, since it is larger than the sum of its proper divisors (153663200835).

23203143303133 is a wasteful number, since it uses less digits than its factorization.

23203143303133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153663200834.

The product of its (nonzero) digits is 34992, while the sum is 31.

Adding to 23203143303133 its reverse (33130334130232), we get a palindrome (56333477433365).

The spelling of 23203143303133 in words is "twenty-three trillion, two hundred three billion, one hundred forty-three million, three hundred three thousand, one hundred thirty-three".