22215103122415 has 8 divisors (see below), whose sum is σ = 30466427139360. Its totient is φ = 15233213569632.

The previous prime is 22215103122413. The next prime is 22215103122451. The reversal of 22215103122415 is 51422130151222.

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

It is a cyclic number.

It is not a de Polignac number, because 22215103122415 - 2¹ = 22215103122413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22215103122413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 317358616000 + ... + 317358616069.

It is an arithmetic number, because the mean of its divisors is an integer number (3808303392420).

Almost surely, 2^{22215103122415} is an apocalyptic number.

22215103122415 is a deficient number, since it is larger than the sum of its proper divisors (8251324016945).

22215103122415 is an equidigital number, since it uses as much as digits as its factorization.

22215103122415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634717232081.

The product of its (nonzero) digits is 9600, while the sum is 31.

Adding to 22215103122415 its reverse (51422130151222), we get a palindrome (73637233273637).

The spelling of 22215103122415 in words is "twenty-two trillion, two hundred fifteen billion, one hundred three million, one hundred twenty-two thousand, four hundred fifteen".