11022123212 has 24 divisors (see below), whose sum is σ = 20589891840. Its totient is φ = 5147467920.

The previous prime is 11022123157. The next prime is 11022123241. The reversal of 11022123212 is 21232122011.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1015928 + ... + 1026719.

It is an arithmetic number, because the mean of its divisors is an integer number (857912160).

Almost surely, 2^11022123212 is an apocalyptic number.

It is an amenable number.

11022123212 is a deficient number, since it is larger than the sum of its proper divisors (9567768628).

11022123212 is a wasteful number, since it uses less digits than its factorization.

11022123212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2042741 (or 2042739 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 11022123212 its reverse (21232122011), we get a palindrome (32254245223).

The spelling of 11022123212 in words is "eleven billion, twenty-two million, one hundred twenty-three thousand, two hundred twelve".