11323221201 has 32 divisors (see below), whose sum is σ = 17036611200. Its totient is φ = 7431998400.

The previous prime is 11323221101. The next prime is 11323221211. The reversal of 11323221201 is 10212232311.

It is not a de Polignac number, because 11323221201 - 2¹¹ = 11323219153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11323221211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 476535 + ... + 499731.

It is an arithmetic number, because the mean of its divisors is an integer number (532394100).

Almost surely, 2^11323221201 is an apocalyptic number.

It is an amenable number.

11323221201 is a deficient number, since it is larger than the sum of its proper divisors (5713389999).

11323221201 is a wasteful number, since it uses less digits than its factorization.

11323221201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23486 (or 23480 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 11323221201 its reverse (10212232311), we get a palindrome (21535453512).

The spelling of 11323221201 in words is "eleven billion, three hundred twenty-three million, two hundred twenty-one thousand, two hundred one".