12120202312202 has 4 divisors (see below), whose sum is σ = 18180303468306. Its totient is φ = 6060101156100.

The previous prime is 12120202312199. The next prime is 12120202312241. The reversal of 12120202312202 is 20221320202121.

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., 8626327317721 + 3493874994481 = 2937061^2 + 1869191^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3030050578049 + ... + 3030050578052.

Almost surely, 2^{12120202312202} is an apocalyptic number.

12120202312202 is a deficient number, since it is larger than the sum of its proper divisors (6060101156104).

12120202312202 is an equidigital number, since it uses as much as digits as its factorization.

12120202312202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6060101156103.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 12120202312202 its reverse (20221320202121), we get a palindrome (32341522514323).

The spelling of 12120202312202 in words is "twelve trillion, one hundred twenty billion, two hundred two million, three hundred twelve thousand, two hundred two".