100131127 has 2 divisors, whose sum is σ = 100131128. Its totient is φ = 100131126.

The previous prime is 100131089. The next prime is 100131149. The reversal of 100131127 is 721131001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100131127 - 2¹⁵ = 100098359 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100131127.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100131827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50065563 + 50065564.

It is an arithmetic number, because the mean of its divisors is an integer number (50065564).

Almost surely, 2^100131127 is an apocalyptic number.

100131127 is a deficient number, since it is larger than the sum of its proper divisors (1).

100131127 is an equidigital number, since it uses as much as digits as its factorization.

100131127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42, while the sum is 16.

The square root of 100131127 is about 10006.5542021217. The cubic root of 100131127 is about 464.3616739557.

Adding to 100131127 its reverse (721131001), we get a palindrome (821262128).

The spelling of 100131127 in words is "one hundred million, one hundred thirty-one thousand, one hundred twenty-seven".