22243002265 has 48 divisors (see below), whose sum is σ = 30718122624. Its totient is φ = 15420936960.

The previous prime is 22243002263. The next prime is 22243002359. The reversal of 22243002265 is 56220034222.

It is not a de Polignac number, because 22243002265 - 2¹ = 22243002263 is a prime.

It is a super-2 number, since 2×22243002265² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22243002263) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4352842 + ... + 4357948.

It is an arithmetic number, because the mean of its divisors is an integer number (639960888).

Almost surely, 2^22243002265 is an apocalyptic number.

It is an amenable number.

22243002265 is a deficient number, since it is larger than the sum of its proper divisors (8475120359).

22243002265 is a wasteful number, since it uses less digits than its factorization.

22243002265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5470 (or 5459 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 22243002265 its reverse (56220034222), we get a palindrome (78463036487).

The spelling of 22243002265 in words is "twenty-two billion, two hundred forty-three million, two thousand, two hundred sixty-five".