22190220246 has 8 divisors (see below), whose sum is σ = 44380440504. Its totient is φ = 7396740080.

The previous prime is 22190220191. The next prime is 22190220259. The reversal of 22190220246 is 64202209122.

It is a sphenic number, since it is the product of 3 distinct primes.

22190220246 is an admirable number.

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 3 ways as a sum of consecutive naturals, for example, 1849185015 + ... + 1849185026.

It is an arithmetic number, because the mean of its divisors is an integer number (5547555063).

Almost surely, 2^22190220246 is an apocalyptic number.

22190220246 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22190220246 is a wasteful number, since it uses less digits than its factorization.

22190220246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3698370046.

The product of its (nonzero) digits is 6912, while the sum is 30.

Adding to 22190220246 its reverse (64202209122), we get a palindrome (86392429368).

The spelling of 22190220246 in words is "twenty-two billion, one hundred ninety million, two hundred twenty thousand, two hundred forty-six".