100312133133 has 4 divisors (see below), whose sum is σ = 133749510848. Its totient is φ = 66874755420.

The previous prime is 100312133071. The next prime is 100312133147. The reversal of 100312133133 is 331331213001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 100312133133 - 2¹² = 100312129037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100312133533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16718688853 + ... + 16718688858.

It is an arithmetic number, because the mean of its divisors is an integer number (33437377712).

Almost surely, 2^100312133133 is an apocalyptic number.

It is an amenable number.

100312133133 is a deficient number, since it is larger than the sum of its proper divisors (33437377715).

100312133133 is an equidigital number, since it uses as much as digits as its factorization.

100312133133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33437377714.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 100312133133 its reverse (331331213001), we get a palindrome (431643346134).

The spelling of 100312133133 in words is "one hundred billion, three hundred twelve million, one hundred thirty-three thousand, one hundred thirty-three".