12210497015 has 8 divisors (see below), whose sum is σ = 14669233488. Its totient is φ = 9757306240.

The previous prime is 12210497011. The next prime is 12210497017. The reversal of 12210497015 is 51079401221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12210497015 - 2² = 12210497011 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12210497011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1381577 + ... + 1390386.

It is an arithmetic number, because the mean of its divisors is an integer number (1833654186).

Almost surely, 2^12210497015 is an apocalyptic number.

12210497015 is a deficient number, since it is larger than the sum of its proper divisors (2458736473).

12210497015 is an equidigital number, since it uses as much as digits as its factorization.

12210497015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2772849.

The product of its (nonzero) digits is 5040, while the sum is 32.

Adding to 12210497015 its reverse (51079401221), we get a palindrome (63289898236).

The spelling of 12210497015 in words is "twelve billion, two hundred ten million, four hundred ninety-seven thousand, fifteen".