11031320222 has 8 divisors (see below), whose sum is σ = 17819825016. Its totient is φ = 5091378552.

The previous prime is 11031320221. The next prime is 11031320249. The reversal of 11031320222 is 22202313011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×11031320222² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11031320222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11031320221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212140748 + ... + 212140799.

It is an arithmetic number, because the mean of its divisors is an integer number (2227478127).

Almost surely, 2^11031320222 is an apocalyptic number.

11031320222 is a deficient number, since it is larger than the sum of its proper divisors (6788504794).

11031320222 is a wasteful number, since it uses less digits than its factorization.

11031320222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424281562.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 11031320222 its reverse (22202313011), we get a palindrome (33233633233).

The spelling of 11031320222 in words is "eleven billion, thirty-one million, three hundred twenty thousand, two hundred twenty-two".