11221232214 has 16 divisors (see below), whose sum is σ = 22443581952. Its totient is φ = 3740224488.

The previous prime is 11221232147. The next prime is 11221232257. The reversal of 11221232214 is 41223212211.

It is a happy number.

It is a super-2 number, since 2×11221232214² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143907 + ... + 207729.

It is an arithmetic number, because the mean of its divisors is an integer number (1402723872).

Almost surely, 2^11221232214 is an apocalyptic number.

11221232214 is an abundant number, since it is smaller than the sum of its proper divisors (11222349738).

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

11221232214 is a wasteful number, since it uses less digits than its factorization.

11221232214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93131.

The product of its digits is 384, while the sum is 21.

Adding to 11221232214 its reverse (41223212211), we get a palindrome (52444444425).

The spelling of 11221232214 in words is "eleven billion, two hundred twenty-one million, two hundred thirty-two thousand, two hundred fourteen".