22135216503216 has 40 divisors (see below), whose sum is σ = 57184236516784. Its totient is φ = 7378199838720.

The previous prime is 22135216503203. The next prime is 22135216503269. The reversal of 22135216503216 is 61230561253122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4682065 + ... + 8135856.

Almost surely, 2^{22135216503216} is an apocalyptic number.

It is an amenable number.

22135216503216 is an abundant number, since it is smaller than the sum of its proper divisors (35049020013568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22135216503216 is a wasteful number, since it uses less digits than its factorization.

22135216503216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12853909 (or 12853903 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 39.

Adding to 22135216503216 its reverse (61230561253122), we get a palindrome (83365777756338).

The spelling of 22135216503216 in words is "twenty-two trillion, one hundred thirty-five billion, two hundred sixteen million, five hundred three thousand, two hundred sixteen".