101252213 has 2 divisors, whose sum is σ = 101252214. Its totient is φ = 101252212.

The previous prime is 101252183. The next prime is 101252227. The reversal of 101252213 is 312252101.

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., 86452804 + 14799409 = 9298^2 + 3847^2 .

It is a cyclic number.

It is not a de Polignac number, because 101252213 - 2¹² = 101248117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101252191 and 101252200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101252243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50626106 + 50626107.

It is an arithmetic number, because the mean of its divisors is an integer number (50626107).

Almost surely, 2^101252213 is an apocalyptic number.

It is an amenable number.

101252213 is a deficient number, since it is larger than the sum of its proper divisors (1).

101252213 is an equidigital number, since it uses as much as digits as its factorization.

101252213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 101252213 is about 10062.4158630023. The cubic root of 101252213 is about 466.0882715748.

The spelling of 101252213 in words is "one hundred one million, two hundred fifty-two thousand, two hundred thirteen".