12220210212202 has 4 divisors (see below), whose sum is σ = 18330315318306. Its totient is φ = 6110105106100.

The previous prime is 12220210212179. The next prime is 12220210212209. The reversal of 12220210212202 is 20221201202221.

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., 11120084033041 + 1100126179161 = 3334679^2 + 1048869^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12220210212202.

It is not an unprimeable number, because it can be changed into a prime (12220210212209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3055052553049 + ... + 3055052553052.

Almost surely, 2^{12220210212202} is an apocalyptic number.

12220210212202 is a deficient number, since it is larger than the sum of its proper divisors (6110105106104).

12220210212202 is an equidigital number, since it uses as much as digits as its factorization.

12220210212202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6110105106103.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 12220210212202 its reverse (20221201202221), we get a palindrome (32441411414423).

The spelling of 12220210212202 in words is "twelve trillion, two hundred twenty billion, two hundred ten million, two hundred twelve thousand, two hundred two".