22063213215 has 16 divisors (see below), whose sum is σ = 39223490400. Its totient is φ = 11767046976.

The previous prime is 22063213157. The next prime is 22063213229. The reversal of 22063213215 is 51231236022.

It is a happy number.

22063213215 is a `hidden beast` number, since 2 + 2 + 0 + 632 + 1 + 3 + 21 + 5 = 666.

It is not a de Polignac number, because 22063213215 - 2²² = 22059018911 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 81715470 + ... + 81715739.

It is an arithmetic number, because the mean of its divisors is an integer number (2451468150).

Almost surely, 2^22063213215 is an apocalyptic number.

22063213215 is a deficient number, since it is larger than the sum of its proper divisors (17160277185).

22063213215 is a wasteful number, since it uses less digits than its factorization.

22063213215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163431223 (or 163431217 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 22063213215 its reverse (51231236022), we get a palindrome (73294449237).

The spelling of 22063213215 in words is "twenty-two billion, sixty-three million, two hundred thirteen thousand, two hundred fifteen".