22245165203 has 4 divisors (see below), whose sum is σ = 22268508408. Its totient is φ = 22221822000.

The previous prime is 22245165199. The next prime is 22245165221. The reversal of 22245165203 is 30256154222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22245165203 - 2² = 22245165199 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22245165203.

It is not an unprimeable number, because it can be changed into a prime (22245165233) 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 3 ways as a sum of consecutive naturals, for example, 11670173 + ... + 11672078.

It is an arithmetic number, because the mean of its divisors is an integer number (5567127102).

Almost surely, 2^22245165203 is an apocalyptic number.

22245165203 is a deficient number, since it is larger than the sum of its proper divisors (23343205).

22245165203 is an equidigital number, since it uses as much as digits as its factorization.

22245165203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23343204.

The product of its (nonzero) digits is 28800, while the sum is 32.

The spelling of 22245165203 in words is "twenty-two billion, two hundred forty-five million, one hundred sixty-five thousand, two hundred three".