12201002221202 has 4 divisors (see below), whose sum is σ = 18301503331806. Its totient is φ = 6100501110600.

The previous prime is 12201002221147. The next prime is 12201002221223. The reversal of 12201002221202 is 20212220010221.

It is a happy number.

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., 11533841614801 + 667160606401 = 3396151^2 + 816799^2 .

It is a super-2 number, since 2×12201002221202² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3050250555299 + ... + 3050250555302.

Almost surely, 2^{12201002221202} is an apocalyptic number.

12201002221202 is a deficient number, since it is larger than the sum of its proper divisors (6100501110604).

12201002221202 is an equidigital number, since it uses as much as digits as its factorization.

12201002221202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6100501110603.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12201002221202 its reverse (20212220010221), we get a palindrome (32413222231423).

The spelling of 12201002221202 in words is "twelve trillion, two hundred one billion, two million, two hundred twenty-one thousand, two hundred two".