23133330212 has 12 divisors (see below), whose sum is σ = 40501154316. Its totient is φ = 11561571840.

The previous prime is 23133330191. The next prime is 23133330223. The reversal of 23133330212 is 21203333132.

It can be written as a sum of positive squares in 2 ways, for example, as 21029640256 + 2103689956 = 145016^2 + 45866^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1263089 + ... + 1281272.

It is an arithmetic number, because the mean of its divisors is an integer number (3375096193).

Almost surely, 2^23133330212 is an apocalyptic number.

It is an amenable number.

23133330212 is a deficient number, since it is larger than the sum of its proper divisors (17367824104).

23133330212 is a wasteful number, since it uses less digits than its factorization.

23133330212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2546638 (or 2546636 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 23133330212 its reverse (21203333132), we get a palindrome (44336663344).

The spelling of 23133330212 in words is "twenty-three billion, one hundred thirty-three million, three hundred thirty thousand, two hundred twelve".