100115233 has 2 divisors, whose sum is σ = 100115234. Its totient is φ = 100115232.

The previous prime is 100115231. The next prime is 100115269. The reversal of 100115233 is 332511001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65399569 + 34715664 = 8087^2 + 5892^2 .

It is a cyclic number.

It is not a de Polignac number, because 100115233 - 2¹ = 100115231 is a prime.

Together with 100115231, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (100115231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50057616 + 50057617.

It is an arithmetic number, because the mean of its divisors is an integer number (50057617).

Almost surely, 2^100115233 is an apocalyptic number.

It is an amenable number.

100115233 is a deficient number, since it is larger than the sum of its proper divisors (1).

100115233 is an equidigital number, since it uses as much as digits as its factorization.

100115233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 100115233 is about 10005.7599911251. The cubic root of 100115233 is about 464.3371029915.

Adding to 100115233 its reverse (332511001), we get a palindrome (432626234).

The spelling of 100115233 in words is "one hundred million, one hundred fifteen thousand, two hundred thirty-three".