12260312612 has 6 divisors (see below), whose sum is σ = 21455547078. Its totient is φ = 6130156304.

The previous prime is 12260312593. The next prime is 12260312639. The reversal of 12260312612 is 21621306221.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 12260247076 + 65536 = 110726^2 + 256^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1532539073 + ... + 1532539080.

It is an arithmetic number, because the mean of its divisors is an integer number (3575924513).

Almost surely, 2^12260312612 is an apocalyptic number.

It is an amenable number.

12260312612 is a deficient number, since it is larger than the sum of its proper divisors (9195234466).

12260312612 is a wasteful number, since it uses less digits than its factorization.

12260312612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3065078157 (or 3065078155 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 12260312612 its reverse (21621306221), we get a palindrome (33881618833).

The spelling of 12260312612 in words is "twelve billion, two hundred sixty million, three hundred twelve thousand, six hundred twelve".