12222211020202 has 8 divisors (see below), whose sum is σ = 18522319793796. Its totient is φ = 6048104422272.

The previous prime is 12222211020167. The next prime is 12222211020203. The reversal of 12222211020202 is 20202011222221.

It can be written as a sum of positive squares in 2 ways, for example, as 10918391881401 + 1303819138801 = 3304299^2 + 1141849^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×12222211020202³ (a number of 40 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12222211020202.

It is not an unprimeable number, because it can be changed into a prime (12222211020203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31500543673 + ... + 31500544060.

Almost surely, 2^{12222211020202} is an apocalyptic number.

12222211020202 is a deficient number, since it is larger than the sum of its proper divisors (6300108773594).

12222211020202 is an equidigital number, since it uses as much as digits as its factorization.

12222211020202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63001087832.

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

Adding to 12222211020202 its reverse (20202011222221), we get a palindrome (32424222242423).

The spelling of 12222211020202 in words is "twelve trillion, two hundred twenty-two billion, two hundred eleven million, twenty thousand, two hundred two".