103211071 has 2 divisors, whose sum is σ = 103211072. Its totient is φ = 103211070.

The previous prime is 103211041. The next prime is 103211077. The reversal of 103211071 is 170112301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103211071 - 2⁵ = 103211039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103211077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51605535 + 51605536.

It is an arithmetic number, because the mean of its divisors is an integer number (51605536).

Almost surely, 2^103211071 is an apocalyptic number.

103211071 is a deficient number, since it is larger than the sum of its proper divisors (1).

103211071 is an equidigital number, since it uses as much as digits as its factorization.

103211071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42, while the sum is 16.

The square root of 103211071 is about 10159.2849649963. The cubic root of 103211071 is about 469.0747922419.

Adding to 103211071 its reverse (170112301), we get a palindrome (273323372).

The spelling of 103211071 in words is "one hundred three million, two hundred eleven thousand, seventy-one".