11222021211202 has 4 divisors (see below), whose sum is σ = 16833031816806. Its totient is φ = 5611010605600.

The previous prime is 11222021211173. The next prime is 11222021211217. The reversal of 11222021211202 is 20211212022211.

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., 9404839026361 + 1817182184841 = 3066731^2 + 1348029^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11222021211202.

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 as a sum of consecutive naturals, namely, 2805505302799 + ... + 2805505302802.

Almost surely, 2^{11222021211202} is an apocalyptic number.

11222021211202 is a deficient number, since it is larger than the sum of its proper divisors (5611010605604).

11222021211202 is an equidigital number, since it uses as much as digits as its factorization.

11222021211202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5611010605603.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 11222021211202 its reverse (20211212022211), we get a palindrome (31433233233413).

The spelling of 11222021211202 in words is "eleven trillion, two hundred twenty-two billion, twenty-one million, two hundred eleven thousand, two hundred two".