11023220212 has 24 divisors (see below), whose sum is σ = 20209597632. Its totient is φ = 5250960000.

The previous prime is 11023220183. The next prime is 11023220251. The reversal of 11023220212 is 21202232011.

It is a happy number.

11023220212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11023220212² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 215589 + ... + 261772.

It is an arithmetic number, because the mean of its divisors is an integer number (842066568).

Almost surely, 2^11023220212 is an apocalyptic number.

It is an amenable number.

11023220212 is a deficient number, since it is larger than the sum of its proper divisors (9186377420).

11023220212 is a wasteful number, since it uses less digits than its factorization.

11023220212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477639 (or 477637 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 11023220212 its reverse (21202232011), we get a palindrome (32225452223).

The spelling of 11023220212 in words is "eleven billion, twenty-three million, two hundred twenty thousand, two hundred twelve".