11021021222 has 32 divisors (see below), whose sum is σ = 17701169760. Its totient is φ = 5128076800.

The previous prime is 11021021183. The next prime is 11021021233. The reversal of 11021021222 is 22212012011.

It is a junction number, because it is equal to n+sod(n) for n = 11021021197 and 11021021206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3250304 + ... + 3253692.

It is an arithmetic number, because the mean of its divisors is an integer number (553161555).

Almost surely, 2^11021021222 is an apocalyptic number.

11021021222 is a deficient number, since it is larger than the sum of its proper divisors (6680148538).

11021021222 is a wasteful number, since it uses less digits than its factorization.

11021021222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4456.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11021021222 its reverse (22212012011), we get a palindrome (33233033233).

The spelling of 11021021222 in words is "eleven billion, twenty-one million, twenty-one thousand, two hundred twenty-two".