100133440193 has 4 divisors (see below), whose sum is σ = 100169815428. Its totient is φ = 100097064960.

The previous prime is 100133440157. The next prime is 100133440219. The reversal of 100133440193 is 391044331001.

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 49511590144 + 50621850049 = 222512^2 + 224993^2 .

It is a cyclic number.

It is not a de Polignac number, because 100133440193 - 2¹⁴ = 100133423809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100133440093) 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, 18183488 + ... + 18188993.

It is an arithmetic number, because the mean of its divisors is an integer number (25042453857).

Almost surely, 2^100133440193 is an apocalyptic number.

It is an amenable number.

100133440193 is a deficient number, since it is larger than the sum of its proper divisors (36375235).

100133440193 is an equidigital number, since it uses as much as digits as its factorization.

100133440193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36375234.

The product of its (nonzero) digits is 3888, while the sum is 29.

Adding to 100133440193 its reverse (391044331001), we get a palindrome (491177771194).

The spelling of 100133440193 in words is "one hundred billion, one hundred thirty-three million, four hundred forty thousand, one hundred ninety-three".