11211222114 has 48 divisors (see below), whose sum is σ = 25142452920. Its totient is φ = 3606220800.

The previous prime is 11211222107. The next prime is 11211222161. The reversal of 11211222114 is 41122211211.

11211222114 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 4 ways, for example, as 11144391489 + 66830625 = 105567^2 + 8175^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon 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 23 ways as a sum of consecutive naturals, for example, 1162914 + ... + 1172514.

Almost surely, 2^11211222114 is an apocalyptic number.

11211222114 is an abundant number, since it is smaller than the sum of its proper divisors (13931230806).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11211222114 is a wasteful number, since it uses less digits than its factorization.

11211222114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11875 (or 11872 counting only the distinct ones).

The product of its digits is 64, while the sum is 18.

Adding to 11211222114 its reverse (41122211211), we get a palindrome (52333433325).

The spelling of 11211222114 in words is "eleven billion, two hundred eleven million, two hundred twenty-two thousand, one hundred fourteen".