213302101 has 2 divisors, whose sum is σ = 213302102. Its totient is φ = 213302100.

The previous prime is 213302093. The next prime is 213302107. The reversal of 213302101 is 101203312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 202379076 + 10923025 = 14226^2 + 3305^2 .

It is a cyclic number.

It is not a de Polignac number, because 213302101 - 2³ = 213302093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213302107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106651050 + 106651051.

It is an arithmetic number, because the mean of its divisors is an integer number (106651051).

Almost surely, 2^213302101 is an apocalyptic number.

It is an amenable number.

213302101 is a deficient number, since it is larger than the sum of its proper divisors (1).

213302101 is an equidigital number, since it uses as much as digits as its factorization.

213302101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 213302101 is about 14604.8656618265. The cubic root of 213302101 is about 597.4914721331.

Adding to 213302101 its reverse (101203312), we get a palindrome (314505413).

The spelling of 213302101 in words is "two hundred thirteen million, three hundred two thousand, one hundred one".