12101312606 has 48 divisors (see below), whose sum is σ = 19932060960. Its totient is φ = 5505454080.

The previous prime is 12101312599. The next prime is 12101312627. The reversal of 12101312606 is 60621310121.

It is a super-2 number, since 2×12101312606² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2675615 + ... + 2680133.

It is an arithmetic number, because the mean of its divisors is an integer number (415251270).

Almost surely, 2^12101312606 is an apocalyptic number.

12101312606 is a deficient number, since it is larger than the sum of its proper divisors (7830748354).

12101312606 is a wasteful number, since it uses less digits than its factorization.

12101312606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4709 (or 4692 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 12101312606 its reverse (60621310121), we get a palindrome (72722622727).

The spelling of 12101312606 in words is "twelve billion, one hundred one million, three hundred twelve thousand, six hundred six".