12102311100202 has 4 divisors (see below), whose sum is σ = 18153466650306. Its totient is φ = 6051155550100.

The previous prime is 12102311100193. The next prime is 12102311100203. The reversal of 12102311100202 is 20200111320121.

12102311100202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 6854871748761 + 5247439351441 = 2618181^2 + 2290729^2 .

It is not an unprimeable number, because it can be changed into a prime (12102311100203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3025577775049 + ... + 3025577775052.

Almost surely, 2^{12102311100202} is an apocalyptic number.

12102311100202 is a deficient number, since it is larger than the sum of its proper divisors (6051155550104).

12102311100202 is an equidigital number, since it uses as much as digits as its factorization.

12102311100202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6051155550103.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 12102311100202 its reverse (20200111320121), we get a palindrome (32302422420323).

The spelling of 12102311100202 in words is "twelve trillion, one hundred two billion, three hundred eleven million, one hundred thousand, two hundred two".