102650213 has 2 divisors, whose sum is σ = 102650214. Its totient is φ = 102650212.

The previous prime is 102650161. The next prime is 102650237. The reversal of 102650213 is 312056201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76772644 + 25877569 = 8762^2 + 5087^2 .

It is a cyclic number.

It is not a de Polignac number, because 102650213 - 2²² = 98455909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102650263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51325106 + 51325107.

It is an arithmetic number, because the mean of its divisors is an integer number (51325107).

Almost surely, 2^102650213 is an apocalyptic number.

It is an amenable number.

102650213 is a deficient number, since it is larger than the sum of its proper divisors (1).

102650213 is an equidigital number, since it uses as much as digits as its factorization.

102650213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 102650213 is about 10131.6441410069. The cubic root of 102650213 is about 468.2235840260.

The spelling of 102650213 in words is "one hundred two million, six hundred fifty thousand, two hundred thirteen".