12012223102 has 16 divisors (see below), whose sum is σ = 19850986224. Its totient is φ = 5406040000.

The previous prime is 12012223079. The next prime is 12012223121. The reversal of 12012223102 is 20132221021.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2700799 + ... + 2705242.

It is an arithmetic number, because the mean of its divisors is an integer number (1240686639).

Almost surely, 2^12012223102 is an apocalyptic number.

12012223102 is a deficient number, since it is larger than the sum of its proper divisors (7838763122).

12012223102 is a wasteful number, since it uses less digits than its factorization.

12012223102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5406155.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12012223102 its reverse (20132221021), we get a palindrome (32144444123).

The spelling of 12012223102 in words is "twelve billion, twelve million, two hundred twenty-three thousand, one hundred two".