201210103 has 2 divisors, whose sum is σ = 201210104. Its totient is φ = 201210102.

The previous prime is 201210073. The next prime is 201210127. The reversal of 201210103 is 301012102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201210103 - 2⁵ = 201210071 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201210103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201210143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100605051 + 100605052.

It is an arithmetic number, because the mean of its divisors is an integer number (100605052).

Almost surely, 2^201210103 is an apocalyptic number.

201210103 is a deficient number, since it is larger than the sum of its proper divisors (1).

201210103 is an equidigital number, since it uses as much as digits as its factorization.

201210103 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 201210103 is about 14184.8547049309. The cubic root of 201210103 is about 585.9806310503.

Adding to 201210103 its reverse (301012102), we get a palindrome (502222205).

The spelling of 201210103 in words is "two hundred one million, two hundred ten thousand, one hundred three".