11212020220202 has 8 divisors (see below), whose sum is σ = 16820468100000. Its totient is φ = 5605197520204.

The previous prime is 11212020220133. The next prime is 11212020220211. The reversal of 11212020220202 is 20202202021211.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 406277702 + ... + 406305297.

It is an arithmetic number, because the mean of its divisors is an integer number (2102558512500).

Almost surely, 2^{11212020220202} is an apocalyptic number.

11212020220202 is a deficient number, since it is larger than the sum of its proper divisors (5608447879798).

11212020220202 is an equidigital number, since it uses as much as digits as its factorization.

11212020220202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 812589900.

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

Adding to 11212020220202 its reverse (20202202021211), we get a palindrome (31414222241413).

The spelling of 11212020220202 in words is "eleven trillion, two hundred twelve billion, twenty million, two hundred twenty thousand, two hundred two".