23023311211133 has 4 divisors (see below), whose sum is σ = 23023346317920. Its totient is φ = 23023276104348.

The previous prime is 23023311211123. The next prime is 23023311211151. The reversal of 23023311211133 is 33111211332032.

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 not a de Polignac number, because 23023311211133 - 2²⁰ = 23023310162557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23023311211123) 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, 16550585 + ... + 17887662.

It is an arithmetic number, because the mean of its divisors is an integer number (5755836579480).

Almost surely, 2^{23023311211133} is an apocalyptic number.

It is an amenable number.

23023311211133 is a deficient number, since it is larger than the sum of its proper divisors (35106787).

23023311211133 is an equidigital number, since it uses as much as digits as its factorization.

23023311211133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35106786.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 23023311211133 its reverse (33111211332032), we get a palindrome (56134522543165).

The spelling of 23023311211133 in words is "twenty-three trillion, twenty-three billion, three hundred eleven million, two hundred eleven thousand, one hundred thirty-three".