11025335343221 has 12 divisors (see below), whose sum is σ = 11525713772160. Its totient is φ = 10545813562680.

The previous prime is 11025335343181. The next prime is 11025335343257. The reversal of 11025335343221 is 12234353352011.

It is not a de Polignac number, because 11025335343221 - 2²² = 11025331148917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11025335343821) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49911506 + ... + 50131916.

It is an arithmetic number, because the mean of its divisors is an integer number (960476147680).

Almost surely, 2^{11025335343221} is an apocalyptic number.

It is an amenable number.

11025335343221 is a deficient number, since it is larger than the sum of its proper divisors (500378428939).

11025335343221 is an equidigital number, since it uses as much as digits as its factorization.

11025335343221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315016 (or 314993 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 35.

Adding to 11025335343221 its reverse (12234353352011), we get a palindrome (23259688695232).

The spelling of 11025335343221 in words is "eleven trillion, twenty-five billion, three hundred thirty-five million, three hundred forty-three thousand, two hundred twenty-one".