12060332261 has 4 divisors (see below), whose sum is σ = 12063892224. Its totient is φ = 12056772300.

The previous prime is 12060332257. The next prime is 12060332293. The reversal of 12060332261 is 16223306021.

12060332261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12060332261 - 2² = 12060332257 is a prime.

It is a super-2 number, since 2×12060332261² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12060332261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12060332231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1774895 + ... + 1781676.

It is an arithmetic number, because the mean of its divisors is an integer number (3015973056).

Almost surely, 2^12060332261 is an apocalyptic number.

It is an amenable number.

12060332261 is a deficient number, since it is larger than the sum of its proper divisors (3559963).

12060332261 is an equidigital number, since it uses as much as digits as its factorization.

12060332261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3559962.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 12060332261 its reverse (16223306021), we get a palindrome (28283638282).

The spelling of 12060332261 in words is "twelve billion, sixty million, three hundred thirty-two thousand, two hundred sixty-one".