11220211202222 has 16 divisors (see below), whose sum is σ = 18542131207344. Its totient is φ = 5049600000000.

The previous prime is 11220211202147. The next prime is 11220211202293. The reversal of 11220211202222 is 22220211202211.

It is a junction number, because it is equal to n+sod(n) for n = 11220211202194 and 11220211202203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2524797779 + ... + 2524802222.

It is an arithmetic number, because the mean of its divisors is an integer number (1158883200459).

Almost surely, 2^{11220211202222} is an apocalyptic number.

11220211202222 is a deficient number, since it is larger than the sum of its proper divisors (7321920005122).

11220211202222 is a wasteful number, since it uses less digits than its factorization.

11220211202222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5049600115.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 11220211202222 its reverse (22220211202211), we get a palindrome (33440422404433).

The spelling of 11220211202222 in words is "eleven trillion, two hundred twenty billion, two hundred eleven million, two hundred two thousand, two hundred twenty-two".