100320041231 has 2 divisors, whose sum is σ = 100320041232. Its totient is φ = 100320041230.

The previous prime is 100320041207. The next prime is 100320041267. The reversal of 100320041231 is 132140023001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100320041231 - 2³⁰ = 99246299407 is a prime.

It is a super-2 number, since 2×100320041231² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100320041201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50160020615 + 50160020616.

It is an arithmetic number, because the mean of its divisors is an integer number (50160020616).

Almost surely, 2^100320041231 is an apocalyptic number.

100320041231 is a deficient number, since it is larger than the sum of its proper divisors (1).

100320041231 is an equidigital number, since it uses as much as digits as its factorization.

100320041231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 100320041231 its reverse (132140023001), we get a palindrome (232460064232).

The spelling of 100320041231 in words is "one hundred billion, three hundred twenty million, forty-one thousand, two hundred thirty-one".