12113311202 has 4 divisors (see below), whose sum is σ = 18169966806. Its totient is φ = 6056655600.

The previous prime is 12113311201. The next prime is 12113311211. The reversal of 12113311202 is 20211331121.

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

It can be written as a sum of positive squares in only one way, i.e., 12036064681 + 77246521 = 109709^2 + 8789^2 .

It is not an unprimeable number, because it can be changed into a prime (12113311201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3028327799 + ... + 3028327802.

Almost surely, 2^12113311202 is an apocalyptic number.

12113311202 is a deficient number, since it is larger than the sum of its proper divisors (6056655604).

12113311202 is an equidigital number, since it uses as much as digits as its factorization.

12113311202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6056655603.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 12113311202 its reverse (20211331121), we get a palindrome (32324642323).

The spelling of 12113311202 in words is "twelve billion, one hundred thirteen million, three hundred eleven thousand, two hundred two".