23313020021111 has 4 divisors (see below), whose sum is σ = 23313287855424. Its totient is φ = 23312752186800.

The previous prime is 23313020021077. The next prime is 23313020021149. The reversal of 23313020021111 is 11112002031332.

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 23313020021111 - 2⁶ = 23313020021047 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 (23313020021311) 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, 133786550 + ... + 133960691.

It is an arithmetic number, because the mean of its divisors is an integer number (5828321963856).

Almost surely, 2^{23313020021111} is an apocalyptic number.

23313020021111 is a deficient number, since it is larger than the sum of its proper divisors (267834313).

23313020021111 is an equidigital number, since it uses as much as digits as its factorization.

23313020021111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267834312.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 23313020021111 its reverse (11112002031332), we get a palindrome (34425022052443).

The spelling of 23313020021111 in words is "twenty-three trillion, three hundred thirteen billion, twenty million, twenty-one thousand, one hundred eleven".