22100443243 has 8 divisors (see below), whose sum is σ = 22353332400. Its totient is φ = 21847655808.

The previous prime is 22100443231. The next prime is 22100443247. The reversal of 22100443243 is 34234400122.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22100443243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22100443247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 465343 + ... + 510631.

It is an arithmetic number, because the mean of its divisors is an integer number (2794166550).

Almost surely, 2^22100443243 is an apocalyptic number.

22100443243 is a deficient number, since it is larger than the sum of its proper divisors (252889157).

22100443243 is an equidigital number, since it uses as much as digits as its factorization.

22100443243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50861.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 22100443243 its reverse (34234400122), we get a palindrome (56334843365).

The spelling of 22100443243 in words is "twenty-two billion, one hundred million, four hundred forty-three thousand, two hundred forty-three".