22040191002 has 16 divisors (see below), whose sum is σ = 45996920640. Its totient is φ = 7027307232.

The previous prime is 22040190947. The next prime is 22040191003. The reversal of 22040191002 is 20019104022.

It is a self number, because there is not a number n which added to its sum of digits gives 22040191002.

It is not an unprimeable number, because it can be changed into a prime (22040191003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79855627 + ... + 79855902.

It is an arithmetic number, because the mean of its divisors is an integer number (2874807540).

Almost surely, 2^22040191002 is an apocalyptic number.

22040191002 is an abundant number, since it is smaller than the sum of its proper divisors (23956729638).

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

22040191002 is a wasteful number, since it uses less digits than its factorization.

22040191002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159711557.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 22040191002 its reverse (20019104022), we get a palindrome (42059295024).

The spelling of 22040191002 in words is "twenty-two billion, forty million, one hundred ninety-one thousand, two".