11023221112 has 32 divisors (see below), whose sum is σ = 21070082880. Its totient is φ = 5404647040.

The previous prime is 11023221101. The next prime is 11023221133. The reversal of 11023221112 is 21112232011.

It is a super-2 number, since 2×11023221112² (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 (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 901713 + ... + 913855.

It is an arithmetic number, because the mean of its divisors is an integer number (658440090).

Almost surely, 2^11023221112 is an apocalyptic number.

It is an amenable number.

11023221112 is a deficient number, since it is larger than the sum of its proper divisors (10046861768).

11023221112 is a wasteful number, since it uses less digits than its factorization.

11023221112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14343 (or 14339 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 11023221112 its reverse (21112232011), we get a palindrome (32135453123).

The spelling of 11023221112 in words is "eleven billion, twenty-three million, two hundred twenty-one thousand, one hundred twelve".