22102220402 has 16 divisors (see below), whose sum is σ = 35470348800. Its totient is φ = 10297841040.

The previous prime is 22102220389. The next prime is 22102220411. The reversal of 22102220402 is 20402220122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4765202 + ... + 4769837.

It is an arithmetic number, because the mean of its divisors is an integer number (2216896800).

Almost surely, 2^22102220402 is an apocalyptic number.

22102220402 is a deficient number, since it is larger than the sum of its proper divisors (13368128398).

22102220402 is a wasteful number, since it uses less digits than its factorization.

22102220402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9535121.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 22102220402 its reverse (20402220122), we get a palindrome (42504440524).

The spelling of 22102220402 in words is "twenty-two billion, one hundred two million, two hundred twenty thousand, four hundred two".