335231221013 has 8 divisors (see below), whose sum is σ = 382254605208. Its totient is φ = 291241603584.

The previous prime is 335231220967. The next prime is 335231221019. The reversal of 335231221013 is 310122132533.

It can be written as a sum of positive squares in 4 ways, for example, as 5390055889 + 329841165124 = 73417^2 + 574318^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 335231221013 - 2¹⁴ = 335231204629 is a prime.

It is a super-2 number, since 2×335231221013² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (335231221019) 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, 758441456 + ... + 758441897.

It is an arithmetic number, because the mean of its divisors is an integer number (47781825651).

Almost surely, 2^335231221013 is an apocalyptic number.

It is an amenable number.

335231221013 is a deficient number, since it is larger than the sum of its proper divisors (47023384195).

335231221013 is a wasteful number, since it uses less digits than its factorization.

335231221013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1516883383.

The product of its (nonzero) digits is 3240, while the sum is 26.

Adding to 335231221013 its reverse (310122132533), we get a palindrome (645353353546).

The spelling of 335231221013 in words is "three hundred thirty-five billion, two hundred thirty-one million, two hundred twenty-one thousand, thirteen".