11221102202202 has 48 divisors (see below), whose sum is σ = 24831066274560. Its totient is φ = 3660579691296.

The previous prime is 11221102202201. The next prime is 11221102202231. The reversal of 11221102202202 is 20220220112211.

It is a happy number.

11221102202202 is a `hidden beast` number, since 1 + 1 + 221 + 1 + 0 + 220 + 220 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (11221102202201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15092563 + ... + 15818585.

It is an arithmetic number, because the mean of its divisors is an integer number (517313880720).

Almost surely, 2^{11221102202202} is an apocalyptic number.

11221102202202 is an abundant number, since it is smaller than the sum of its proper divisors (13609964072358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11221102202202 is a wasteful number, since it uses less digits than its factorization.

11221102202202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744347 (or 744344 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 11221102202202 its reverse (20220220112211), we get a palindrome (31441322314413).

The spelling of 11221102202202 in words is "eleven trillion, two hundred twenty-one billion, one hundred two million, two hundred two thousand, two hundred two".