23212122033 has 16 divisors (see below), whose sum is σ = 31004126720. Its totient is φ = 15447459456.

The previous prime is 23212121981. The next prime is 23212122041. The reversal of 23212122033 is 33022121232.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-23212122033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23212122083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7641591 + ... + 7644627.

It is an arithmetic number, because the mean of its divisors is an integer number (1937757920).

Almost surely, 2^23212122033 is an apocalyptic number.

It is an amenable number.

23212122033 is a deficient number, since it is larger than the sum of its proper divisors (7792004687).

23212122033 is a wasteful number, since it uses less digits than its factorization.

23212122033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6696.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 23212122033 its reverse (33022121232), we get a palindrome (56234243265).

The spelling of 23212122033 in words is "twenty-three billion, two hundred twelve million, one hundred twenty-two thousand, thirty-three".