11335345221 has 16 divisors (see below), whose sum is σ = 16007846400. Its totient is φ = 7110148608.

The previous prime is 11335345199. The next prime is 11335345291. The reversal of 11335345221 is 12254353311.

It is not a de Polignac number, because 11335345221 - 2¹³ = 11335337029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11335345291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138225 + ... + 204393.

It is an arithmetic number, because the mean of its divisors is an integer number (1000490400).

Almost surely, 2^11335345221 is an apocalyptic number.

It is an amenable number.

11335345221 is a deficient number, since it is larger than the sum of its proper divisors (4672501179).

11335345221 is a wasteful number, since it uses less digits than its factorization.

11335345221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69548.

The product of its digits is 10800, while the sum is 30.

Adding to 11335345221 its reverse (12254353311), we get a palindrome (23589698532).

The spelling of 11335345221 in words is "eleven billion, three hundred thirty-five million, three hundred forty-five thousand, two hundred twenty-one".