12213223102 has 4 divisors (see below), whose sum is σ = 18319834656. Its totient is φ = 6106611550.

The previous prime is 12213223073. The next prime is 12213223111. The reversal of 12213223102 is 20132231221.

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

It is a self number, because there is not a number n which added to its sum of digits gives 12213223102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3053305774 + ... + 3053305777.

It is an arithmetic number, because the mean of its divisors is an integer number (4579958664).

Almost surely, 2^12213223102 is an apocalyptic number.

12213223102 is a deficient number, since it is larger than the sum of its proper divisors (6106611554).

12213223102 is an equidigital number, since it uses as much as digits as its factorization.

12213223102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6106611553.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 12213223102 its reverse (20132231221), we get a palindrome (32345454323).

The spelling of 12213223102 in words is "twelve billion, two hundred thirteen million, two hundred twenty-three thousand, one hundred two".