103123211 has 2 divisors, whose sum is σ = 103123212. Its totient is φ = 103123210.

The previous prime is 103123201. The next prime is 103123243. The reversal of 103123211 is 112321301.

It is a weak prime.

It is an emirp because it is prime and its reverse (112321301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 103123211 - 2⁶ = 103123147 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (103123201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51561605 + 51561606.

It is an arithmetic number, because the mean of its divisors is an integer number (51561606).

Almost surely, 2^103123211 is an apocalyptic number.

103123211 is a deficient number, since it is larger than the sum of its proper divisors (1).

103123211 is an equidigital number, since it uses as much as digits as its factorization.

103123211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 103123211 is about 10154.9599211420. The cubic root of 103123211 is about 468.9416520961.

Adding to 103123211 its reverse (112321301), we get a palindrome (215444512).

It can be divided in two parts, 1031 and 23211, that added together give a palindrome (24242).

The spelling of 103123211 in words is "one hundred three million, one hundred twenty-three thousand, two hundred eleven".