22172211150 has 48 divisors (see below), whose sum is σ = 56473235184. Its totient is φ = 5752788480.

The previous prime is 22172211137. The next prime is 22172211161. The reversal of 22172211150 is 5111227122.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 22172211150.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 1991947 + ... + 2003046.

It is an arithmetic number, because the mean of its divisors is an integer number (1176525733).

Almost surely, 2^22172211150 is an apocalyptic number.

22172211150 is an abundant number, since it is smaller than the sum of its proper divisors (34301024034).

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

22172211150 is a wasteful number, since it uses less digits than its factorization.

22172211150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3995045 (or 3995040 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 24.

Adding to 22172211150 its reverse (5111227122), we get a palindrome (27283438272).

The spelling of 22172211150 in words is "twenty-two billion, one hundred seventy-two million, two hundred eleven thousand, one hundred fifty".