22011203265 has 16 divisors (see below), whose sum is σ = 36353988096. Its totient is φ = 11360620800.

The previous prime is 22011203257. The next prime is 22011203273. The reversal of 22011203265 is 56230211022.

It is an interprime number because it is at equal distance from previous prime (22011203257) and next prime (22011203273).

It is not a de Polignac number, because 22011203265 - 2³ = 22011203257 is a prime.

It is a Curzon 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 15 ways as a sum of consecutive naturals, for example, 23667496 + ... + 23668425.

It is an arithmetic number, because the mean of its divisors is an integer number (2272124256).

Almost surely, 2^22011203265 is an apocalyptic number.

It is an amenable number.

22011203265 is a deficient number, since it is larger than the sum of its proper divisors (14342784831).

22011203265 is a wasteful number, since it uses less digits than its factorization.

22011203265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47335960.

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 22011203265 its reverse (56230211022), we get a palindrome (78241414287).

The spelling of 22011203265 in words is "twenty-two billion, eleven million, two hundred three thousand, two hundred sixty-five".