11205225321 has 8 divisors (see below), whose sum is σ = 14944352064. Its totient is φ = 7468124400.

The previous prime is 11205225313. The next prime is 11205225331. The reversal of 11205225321 is 12352250211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11205225321 - 2³ = 11205225313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11205225291 and 11205225300.

It is not an unprimeable number, because it can be changed into a prime (11205225331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 493501 + ... + 515706.

It is an arithmetic number, because the mean of its divisors is an integer number (1868044008).

Almost surely, 2^11205225321 is an apocalyptic number.

It is an amenable number.

11205225321 is a deficient number, since it is larger than the sum of its proper divisors (3739126743).

11205225321 is a wasteful number, since it uses less digits than its factorization.

11205225321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1012911.

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 11205225321 its reverse (12352250211), we get a palindrome (23557475532).

The spelling of 11205225321 in words is "eleven billion, two hundred five million, two hundred twenty-five thousand, three hundred twenty-one".