100113103231 has 2 divisors, whose sum is σ = 100113103232. Its totient is φ = 100113103230.

The previous prime is 100113103201. The next prime is 100113103271. The reversal of 100113103231 is 132301311001.

It is a weak prime.

It is an emirp because it is prime and its reverse (132301311001) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100113103231 is a prime.

It is a super-2 number, since 2×100113103231² (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 (100113103201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50056551615 + 50056551616.

It is an arithmetic number, because the mean of its divisors is an integer number (50056551616).

Almost surely, 2^100113103231 is an apocalyptic number.

100113103231 is a deficient number, since it is larger than the sum of its proper divisors (1).

100113103231 is an equidigital number, since it uses as much as digits as its factorization.

100113103231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 100113103231 its reverse (132301311001), we get a palindrome (232414414232).

The spelling of 100113103231 in words is "one hundred billion, one hundred thirteen million, one hundred three thousand, two hundred thirty-one".