102013201 has 2 divisors, whose sum is σ = 102013202. Its totient is φ = 102013200.

The previous prime is 102013187. The next prime is 102013217. The reversal of 102013201 is 102310201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96059601 + 5953600 = 9801^2 + 2440^2 .

It is a cyclic number.

It is not a de Polignac number, because 102013201 - 2¹⁹ = 101488913 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (102013001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51006600 + 51006601.

It is an arithmetic number, because the mean of its divisors is an integer number (51006601).

Almost surely, 2^102013201 is an apocalyptic number.

It is an amenable number.

102013201 is a deficient number, since it is larger than the sum of its proper divisors (1).

102013201 is an equidigital number, since it uses as much as digits as its factorization.

102013201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 102013201 is about 10100.1584641034. The cubic root of 102013201 is about 467.2530286365.

Adding to 102013201 its reverse (102310201), we get a palindrome (204323402).

The spelling of 102013201 in words is "one hundred two million, thirteen thousand, two hundred one".