11220210221222 has 4 divisors (see below), whose sum is σ = 16830315331836. Its totient is φ = 5610105110610.

The previous prime is 11220210221179. The next prime is 11220210221243. The reversal of 11220210221222 is 22212201202211.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 11220210221194 and 11220210221203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2805052555304 + ... + 2805052555307.

It is an arithmetic number, because the mean of its divisors is an integer number (4207578832959).

Almost surely, 2^{11220210221222} is an apocalyptic number.

11220210221222 is a deficient number, since it is larger than the sum of its proper divisors (5610105110614).

11220210221222 is an equidigital number, since it uses as much as digits as its factorization.

11220210221222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5610105110613.

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

Adding to 11220210221222 its reverse (22212201202211), we get a palindrome (33432411423433).

The spelling of 11220210221222 in words is "eleven trillion, two hundred twenty billion, two hundred ten million, two hundred twenty-one thousand, two hundred twenty-two".