12100022223 has 4 divisors (see below), whose sum is σ = 16133362968. Its totient is φ = 8066681480.

The previous prime is 12100022203. The next prime is 12100022243. The reversal of 12100022223 is 32222000121.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (12100022203) and next prime (12100022243).

It is a cyclic number.

It is not a de Polignac number, because 12100022223 - 2²⁰ = 12098973647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12100022203) 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, 2016670368 + ... + 2016670373.

It is an arithmetic number, because the mean of its divisors is an integer number (4033340742).

Almost surely, 2^12100022223 is an apocalyptic number.

12100022223 is a deficient number, since it is larger than the sum of its proper divisors (4033340745).

12100022223 is an equidigital number, since it uses as much as digits as its factorization.

12100022223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4033340744.

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

Adding to 12100022223 its reverse (32222000121), we get a palindrome (44322022344).

The spelling of 12100022223 in words is "twelve billion, one hundred million, twenty-two thousand, two hundred twenty-three".