24230021212 has 12 divisors (see below), whose sum is σ = 42416985240. Its totient is φ = 12110882576.

The previous prime is 24230021177. The next prime is 24230021287. The reversal of 24230021212 is 21212003242.

It is a self number, because there is not a number n which added to its sum of digits gives 24230021212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1018783 + ... + 1042294.

It is an arithmetic number, because the mean of its divisors is an integer number (3534748770).

Almost surely, 2^24230021212 is an apocalyptic number.

It is an amenable number.

24230021212 is a deficient number, since it is larger than the sum of its proper divisors (18186964028).

24230021212 is a wasteful number, since it uses less digits than its factorization.

24230021212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2064020 (or 2064018 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 24230021212 its reverse (21212003242), we get a palindrome (45442024454).

The spelling of 24230021212 in words is "twenty-four billion, two hundred thirty million, twenty-one thousand, two hundred twelve".