131100100133 has 4 divisors (see below), whose sum is σ = 131102431200. Its totient is φ = 131097769068.

The previous prime is 131100100067. The next prime is 131100100193. The reversal of 131100100133 is 331001001131.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 131100100133 - 2³⁰ = 130026358309 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 (131100100193) 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 3 ways as a sum of consecutive naturals, for example, 1079033 + ... + 1194366.

It is an arithmetic number, because the mean of its divisors is an integer number (32775607800).

Almost surely, 2^131100100133 is an apocalyptic number.

It is an amenable number.

131100100133 is a deficient number, since it is larger than the sum of its proper divisors (2331067).

131100100133 is an equidigital number, since it uses as much as digits as its factorization.

131100100133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2331066.

The product of its (nonzero) digits is 27, while the sum is 14.

Adding to 131100100133 its reverse (331001001131), we get a palindrome (462101101264).

The spelling of 131100100133 in words is "one hundred thirty-one billion, one hundred million, one hundred thousand, one hundred thirty-three".