11201322356 has 48 divisors (see below), whose sum is σ = 22804763520. Its totient is φ = 4714951680.

The previous prime is 11201322337. The next prime is 11201322359. The reversal of 11201322356 is 65322310211.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11201322359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 481235 + ... + 503973.

It is an arithmetic number, because the mean of its divisors is an integer number (475099240).

Almost surely, 2^11201322356 is an apocalyptic number.

It is an amenable number.

11201322356 is an abundant number, since it is smaller than the sum of its proper divisors (11603441164).

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

11201322356 is a wasteful number, since it uses less digits than its factorization.

11201322356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23064 (or 23062 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 11201322356 its reverse (65322310211), we get a palindrome (76523632567).

The spelling of 11201322356 in words is "eleven billion, two hundred one million, three hundred twenty-two thousand, three hundred fifty-six".