22002115523215 has 16 divisors (see below), whose sum is σ = 27019205093088. Its totient is φ = 17193507500416.

The previous prime is 22002115523153. The next prime is 22002115523233. The reversal of 22002115523215 is 51232551120022.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22002115523215 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 182818372 + ... + 182938681.

It is an arithmetic number, because the mean of its divisors is an integer number (1688700318318).

Almost surely, 2^{22002115523215} is an apocalyptic number.

22002115523215 is a deficient number, since it is larger than the sum of its proper divisors (5017089569873).

22002115523215 is a wasteful number, since it uses less digits than its factorization.

22002115523215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365757338.

The product of its (nonzero) digits is 12000, while the sum is 31.

Adding to 22002115523215 its reverse (51232551120022), we get a palindrome (73234666643237).

The spelling of 22002115523215 in words is "twenty-two trillion, two billion, one hundred fifteen million, five hundred twenty-three thousand, two hundred fifteen".