133000100100313 has 4 divisors (see below), whose sum is σ = 133001689402420. Its totient is φ = 132998510798208.

The previous prime is 133000100100299. The next prime is 133000100100397. The reversal of 133000100100313 is 313001001000331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 62679079008144 + 70321021092169 = 7917012^2 + 8385763^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133000100100313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133000100110313) 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, 794525520 + ... + 794692897.

It is an arithmetic number, because the mean of its divisors is an integer number (33250422350605).

Almost surely, 2^{133000100100313} is an apocalyptic number.

It is an amenable number.

133000100100313 is a deficient number, since it is larger than the sum of its proper divisors (1589302107).

133000100100313 is an equidigital number, since it uses as much as digits as its factorization.

133000100100313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1589302106.

The product of its (nonzero) digits is 81, while the sum is 16.

Adding to 133000100100313 its reverse (313001001000331), we get a palindrome (446001101100644).

The spelling of 133000100100313 in words is "one hundred thirty-three trillion, one hundred million, one hundred thousand, three hundred thirteen".