12205710017002 has 4 divisors (see below), whose sum is σ = 18308565025506. Its totient is φ = 6102855008500.

The previous prime is 12205710016987. The next prime is 12205710017003. The reversal of 12205710017002 is 20071001750221.

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., 9766743782041 + 2438966234961 = 3125179^2 + 1561719^2 .

It is not an unprimeable number, because it can be changed into a prime (12205710017003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3051427504249 + ... + 3051427504252.

Almost surely, 2^{12205710017002} is an apocalyptic number.

12205710017002 is a deficient number, since it is larger than the sum of its proper divisors (6102855008504).

12205710017002 is an equidigital number, since it uses as much as digits as its factorization.

12205710017002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6102855008503.

The product of its (nonzero) digits is 1960, while the sum is 28.

Adding to 12205710017002 its reverse (20071001750221), we get a palindrome (32276711767223).

The spelling of 12205710017002 in words is "twelve trillion, two hundred five billion, seven hundred ten million, seventeen thousand, two".