1335352221 has 12 divisors (see below), whose sum is σ = 2204391072. Its totient is φ = 763058376.

The previous prime is 1335352199. The next prime is 1335352253. The reversal of 1335352221 is 1222535331.

It is a happy number.

1335352221 is a `hidden beast` number, since 133 + 5 + 3 + 522 + 2 + 1 = 666.

It is not a de Polignac number, because 1335352221 - 2⁷ = 1335352093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1335354221) 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, 10597971 + ... + 10598096.

It is an arithmetic number, because the mean of its divisors is an integer number (183699256).

Almost surely, 2^1335352221 is an apocalyptic number.

It is an amenable number.

1335352221 is a deficient number, since it is larger than the sum of its proper divisors (869038851).

1335352221 is a wasteful number, since it uses less digits than its factorization.

1335352221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21196080 (or 21196077 counting only the distinct ones).

The product of its digits is 5400, while the sum is 27.

The square root of 1335352221 is about 36542.4714681424. The cubic root of 1335352221 is about 1101.1976545015.

Adding to 1335352221 its reverse (1222535331), we get a palindrome (2557887552).

The spelling of 1335352221 in words is "one billion, three hundred thirty-five million, three hundred fifty-two thousand, two hundred twenty-one".