23213331011 has 8 divisors (see below), whose sum is σ = 25014531360. Its totient is φ = 21414353472.

The previous prime is 23213330953. The next prime is 23213331013. The reversal of 23213331011 is 11013331232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23213331011 - 2²⁶ = 23146222147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23213331013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 533975 + ... + 575808.

It is an arithmetic number, because the mean of its divisors is an integer number (3126816420).

Almost surely, 2^23213331011 is an apocalyptic number.

23213331011 is a deficient number, since it is larger than the sum of its proper divisors (1801200349).

23213331011 is a wasteful number, since it uses less digits than its factorization.

23213331011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111405.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 23213331011 its reverse (11013331232), we get a palindrome (34226662243).

The spelling of 23213331011 in words is "twenty-three billion, two hundred thirteen million, three hundred thirty-one thousand, eleven".