11221222010 has 96 divisors (see below), whose sum is σ = 21742104240. Its totient is φ = 4163088384.

The previous prime is 11221222007. The next prime is 11221222021. The reversal of 11221222010 is 1022212211.

11221222010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 24 ways, for example, as 311628409 + 10909593601 = 17653^2 + 104449^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 81906662 + ... + 81906798.

Almost surely, 2^11221222010 is an apocalyptic number.

11221222010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11221222010 is a deficient number, since it is larger than the sum of its proper divisors (10520882230).

11221222010 is a wasteful number, since it uses less digits than its factorization.

11221222010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372 (or 299 counting only the distinct ones).

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

Adding to 11221222010 its reverse (1022212211), we get a palindrome (12243434221).

The spelling of 11221222010 in words is "eleven billion, two hundred twenty-one million, two hundred twenty-two thousand, ten".