133121410313 has 4 divisors (see below), whose sum is σ = 133122866580. Its totient is φ = 133119954048.

The previous prime is 133121410273. The next prime is 133121410327. The reversal of 133121410313 is 313014121331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 313014121331 = 529349 ⋅591319.

It can be written as a sum of positive squares in 2 ways, for example, as 40776532624 + 92344877689 = 201932^2 + 303883^2 .

It is a cyclic number.

It is not a de Polignac number, because 133121410313 - 2¹² = 133121406217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133121410343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 581120 + ... + 777137.

It is an arithmetic number, because the mean of its divisors is an integer number (33280716645).

Almost surely, 2^133121410313 is an apocalyptic number.

It is an amenable number.

133121410313 is a deficient number, since it is larger than the sum of its proper divisors (1456267).

133121410313 is an equidigital number, since it uses as much as digits as its factorization.

133121410313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1456266.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 133121410313 its reverse (313014121331), we get a palindrome (446135531644).

The spelling of 133121410313 in words is "one hundred thirty-three billion, one hundred twenty-one million, four hundred ten thousand, three hundred thirteen".