12225321145415 has 16 divisors (see below), whose sum is σ = 16928932919808. Its totient is φ = 8301688253856.

The previous prime is 12225321145403. The next prime is 12225321145489. The reversal of 12225321145415 is 51454112352221.

It is a cyclic number.

It is not a de Polignac number, because 12225321145415 - 2¹⁴ = 12225321129031 is a prime.

It is a super-2 number, since 2×12225321145415² (a number of 27 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 15 ways as a sum of consecutive naturals, for example, 1695602657 + ... + 1695609866.

It is an arithmetic number, because the mean of its divisors is an integer number (1058058307488).

Almost surely, 2^{12225321145415} is an apocalyptic number.

12225321145415 is a deficient number, since it is larger than the sum of its proper divisors (4703611774393).

12225321145415 is a wasteful number, since it uses less digits than its factorization.

12225321145415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3391212638.

The product of its digits is 96000, while the sum is 38.

Adding to 12225321145415 its reverse (51454112352221), we get a palindrome (63679433497636).

The spelling of 12225321145415 in words is "twelve trillion, two hundred twenty-five billion, three hundred twenty-one million, one hundred forty-five thousand, four hundred fifteen".