23300021212 has 36 divisors (see below), whose sum is σ = 44169925296. Its totient is φ = 10749697920.

The previous prime is 23300021117. The next prime is 23300021243. The reversal of 23300021212 is 21212000332.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 2368528 + ... + 2378344.

Almost surely, 2^23300021212 is an apocalyptic number.

It is an amenable number.

23300021212 is a deficient number, since it is larger than the sum of its proper divisors (20869904084).

23300021212 is a wasteful number, since it uses less digits than its factorization.

23300021212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13358 (or 13343 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 23300021212 its reverse (21212000332), we get a palindrome (44512021544).

The spelling of 23300021212 in words is "twenty-three billion, three hundred million, twenty-one thousand, two hundred twelve".