23433212011 has 16 divisors (see below), whose sum is σ = 26143210368. Its totient is φ = 20824689600.

The previous prime is 23433212009. The next prime is 23433212041. The reversal of 23433212011 is 11021233432.

It is not a de Polignac number, because 23433212011 - 2¹ = 23433212009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23433212041) 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 15 ways as a sum of consecutive naturals, for example, 24810 + ... + 217903.

It is an arithmetic number, because the mean of its divisors is an integer number (1633950648).

Almost surely, 2^23433212011 is an apocalyptic number.

23433212011 is a deficient number, since it is larger than the sum of its proper divisors (2709998357).

23433212011 is a wasteful number, since it uses less digits than its factorization.

23433212011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242922.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 23433212011 its reverse (11021233432), we get a palindrome (34454445443).

The spelling of 23433212011 in words is "twenty-three billion, four hundred thirty-three million, two hundred twelve thousand, eleven".