23212112033 has 32 divisors (see below), whose sum is σ = 26983756800. Its totient is φ = 19745812800.

The previous prime is 23212111999. The next prime is 23212112051. The reversal of 23212112033 is 33021121232.

It is a cyclic number.

It is not a de Polignac number, because 23212112033 - 2¹⁶ = 23212046497 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23212111996 and 23212112014.

It is not an unprimeable number, because it can be changed into a prime (23212112333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9922778 + ... + 9925116.

It is an arithmetic number, because the mean of its divisors is an integer number (843242400).

Almost surely, 2^23212112033 is an apocalyptic number.

It is an amenable number.

23212112033 is a deficient number, since it is larger than the sum of its proper divisors (3771644767).

23212112033 is a wasteful number, since it uses less digits than its factorization.

23212112033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2933.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 23212112033 its reverse (33021121232), we get a palindrome (56233233265).

The spelling of 23212112033 in words is "twenty-three billion, two hundred twelve million, one hundred twelve thousand, thirty-three".