11220221211022 has 16 divisors (see below), whose sum is σ = 16845923001600. Its totient is φ = 5604915951360.

The previous prime is 11220221210993. The next prime is 11220221211047. The reversal of 11220221211022 is 22011212202211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8754822 + ... + 9954262.

It is an arithmetic number, because the mean of its divisors is an integer number (1052870187600).

Almost surely, 2^{11220221211022} is an apocalyptic number.

11220221211022 is a deficient number, since it is larger than the sum of its proper divisors (5625701790578).

11220221211022 is a wasteful number, since it uses less digits than its factorization.

11220221211022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1203771.

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

Adding to 11220221211022 its reverse (22011212202211), we get a palindrome (33231433413233).

The spelling of 11220221211022 in words is "eleven trillion, two hundred twenty billion, two hundred twenty-one million, two hundred eleven thousand, twenty-two".