100232213 has 2 divisors, whose sum is σ = 100232214. Its totient is φ = 100232212.

The previous prime is 100232203. The next prime is 100232219. The reversal of 100232213 is 312232001.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70442449 + 29789764 = 8393^2 + 5458^2 .

It is a cyclic number.

It is not a de Polignac number, because 100232213 - 2¹⁰ = 100231189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100232219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50116106 + 50116107.

It is an arithmetic number, because the mean of its divisors is an integer number (50116107).

Almost surely, 2^100232213 is an apocalyptic number.

It is an amenable number.

100232213 is a deficient number, since it is larger than the sum of its proper divisors (1).

100232213 is an equidigital number, since it uses as much as digits as its factorization.

100232213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 100232213 is about 10011.6039174550. The cubic root of 100232213 is about 464.5178847112.

Adding to 100232213 its reverse (312232001), we get a palindrome (412464214).

The spelling of 100232213 in words is "one hundred million, two hundred thirty-two thousand, two hundred thirteen".