22220346135 has 32 divisors (see below), whose sum is σ = 38357544960. Its totient is φ = 10919196288.

The previous prime is 22220346097. The next prime is 22220346151. The reversal of 22220346135 is 53164302222.

It is not a de Polignac number, because 22220346135 - 2⁷ = 22220346007 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 2506 + ... + 210824.

It is an arithmetic number, because the mean of its divisors is an integer number (1198673280).

Almost surely, 2^22220346135 is an apocalyptic number.

22220346135 is a deficient number, since it is larger than the sum of its proper divisors (16137198825).

22220346135 is a wasteful number, since it uses less digits than its factorization.

22220346135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208887.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 22220346135 its reverse (53164302222), we get a palindrome (75384648357).

The spelling of 22220346135 in words is "twenty-two billion, two hundred twenty million, three hundred forty-six thousand, one hundred thirty-five".