22201406402 has 32 divisors (see below), whose sum is σ = 40017438720. Its totient is φ = 9036175680.

The previous prime is 22201406401. The next prime is 22201406453. The reversal of 22201406402 is 20460410222.

It is not an unprimeable number, because it can be changed into a prime (22201406401) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 423458 + ... + 472989.

It is an arithmetic number, because the mean of its divisors is an integer number (1250544960).

Almost surely, 2^22201406402 is an apocalyptic number.

22201406402 is a deficient number, since it is larger than the sum of its proper divisors (17816032318).

22201406402 is a wasteful number, since it uses less digits than its factorization.

22201406402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 896546.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 22201406402 its reverse (20460410222), we get a palindrome (42661816624).

The spelling of 22201406402 in words is "twenty-two billion, two hundred one million, four hundred six thousand, four hundred two".