12226415015 has 16 divisors (see below), whose sum is σ = 14854075488. Its totient is φ = 9659636736.

The previous prime is 12226415009. The next prime is 12226415021. The reversal of 12226415015 is 51051462221.

It is an interprime number because it is at equal distance from previous prime (12226415009) and next prime (12226415021).

It is a cyclic number.

It is not a de Polignac number, because 12226415015 - 2¹² = 12226410919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1796459 + ... + 1803251.

It is an arithmetic number, because the mean of its divisors is an integer number (928379718).

Almost surely, 2^12226415015 is an apocalyptic number.

12226415015 is a deficient number, since it is larger than the sum of its proper divisors (2627660473).

12226415015 is an equidigital number, since it uses as much as digits as its factorization.

12226415015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11218.

The product of its (nonzero) digits is 4800, while the sum is 29.

Adding to 12226415015 its reverse (51051462221), we get a palindrome (63277877236).

The spelling of 12226415015 in words is "twelve billion, two hundred twenty-six million, four hundred fifteen thousand, fifteen".