331333113033121 has 8 divisors (see below), whose sum is σ = 335944356165864. Its totient is φ = 326723827559040.

The previous prime is 331333113033031. The next prime is 331333113033133. The reversal of 331333113033121 is 121330311333133.

It can be written as a sum of positive squares in 4 ways, for example, as 2232152533521 + 329100960499600 = 1494039^2 + 18141140^2 .

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 331333113033121 - 2⁹ = 331333113032609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331333113033821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 489073810 + ... + 489750811.

It is an arithmetic number, because the mean of its divisors is an integer number (41993044520733).

Almost surely, 2^{331333113033121} is an apocalyptic number.

It is an amenable number.

331333113033121 is a deficient number, since it is larger than the sum of its proper divisors (4611243132743).

331333113033121 is an equidigital number, since it uses as much as digits as its factorization.

331333113033121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 978829331.

The product of its (nonzero) digits is 13122, while the sum is 31.

Adding to 331333113033121 its reverse (121330311333133), we get a palindrome (452663424366254).

The spelling of 331333113033121 in words is "three hundred thirty-one trillion, three hundred thirty-three billion, one hundred thirteen million, thirty-three thousand, one hundred twenty-one".