12210221011202 has 4 divisors (see below), whose sum is σ = 18315331516806. Its totient is φ = 6105110505600.

The previous prime is 12210221011159. The next prime is 12210221011211. The reversal of 12210221011202 is 20211012201221.

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., 11204410595401 + 1005810415801 = 3347299^2 + 1002901^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3052555252799 + ... + 3052555252802.

Almost surely, 2^{12210221011202} is an apocalyptic number.

12210221011202 is a deficient number, since it is larger than the sum of its proper divisors (6105110505604).

12210221011202 is an equidigital number, since it uses as much as digits as its factorization.

12210221011202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6105110505603.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12210221011202 its reverse (20211012201221), we get a palindrome (32421233212423).

The spelling of 12210221011202 in words is "twelve trillion, two hundred ten billion, two hundred twenty-one million, eleven thousand, two hundred two".