12111010002202 has 4 divisors (see below), whose sum is σ = 18166515003306. Its totient is φ = 6055505001100.

The previous prime is 12111010002151. The next prime is 12111010002209. The reversal of 12111010002202 is 20220001011121.

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., 11910636490041 + 200373512161 = 3451179^2 + 447631^2 .

It is not an unprimeable number, because it can be changed into a prime (12111010002209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3027752500549 + ... + 3027752500552.

Almost surely, 2^{12111010002202} is an apocalyptic number.

12111010002202 is a deficient number, since it is larger than the sum of its proper divisors (6055505001104).

12111010002202 is an equidigital number, since it uses as much as digits as its factorization.

12111010002202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6055505001103.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12111010002202 its reverse (20220001011121), we get a palindrome (32331011013323).

The spelling of 12111010002202 in words is "twelve trillion, one hundred eleven billion, ten million, two thousand, two hundred two".