22010012223 has 4 divisors (see below), whose sum is σ = 29346682968. Its totient is φ = 14673341480.

The previous prime is 22010012203. The next prime is 22010012237. The reversal of 22010012223 is 32221001022.

It is a happy number.

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 22010012223 - 2⁵ = 22010012191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22010012203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3668335368 + ... + 3668335373.

It is an arithmetic number, because the mean of its divisors is an integer number (7336670742).

Almost surely, 2^22010012223 is an apocalyptic number.

22010012223 is a deficient number, since it is larger than the sum of its proper divisors (7336670745).

22010012223 is an equidigital number, since it uses as much as digits as its factorization.

22010012223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7336670744.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 22010012223 its reverse (32221001022), we get a palindrome (54231013245).

The spelling of 22010012223 in words is "twenty-two billion, ten million, twelve thousand, two hundred twenty-three".