12240265612 has 24 divisors (see below), whose sum is σ = 21804073200. Its totient is φ = 6010829760.

The previous prime is 12240265559. The next prime is 12240265619. The reversal of 12240265612 is 21656204221.

It is not an unprimeable number, because it can be changed into a prime (12240265619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128139 + ... + 202237.

It is an arithmetic number, because the mean of its divisors is an integer number (908503050).

Almost surely, 2^12240265612 is an apocalyptic number.

It is an amenable number.

12240265612 is a deficient number, since it is larger than the sum of its proper divisors (9563807588).

12240265612 is a wasteful number, since it uses less digits than its factorization.

12240265612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74841 (or 74839 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

Adding to 12240265612 its reverse (21656204221), we get a palindrome (33896469833).

The spelling of 12240265612 in words is "twelve billion, two hundred forty million, two hundred sixty-five thousand, six hundred twelve".