213214103 has 2 divisors, whose sum is σ = 213214104. Its totient is φ = 213214102.

The previous prime is 213214087. The next prime is 213214109. The reversal of 213214103 is 301412312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213214103 - 2⁴ = 213214087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213214109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106607051 + 106607052.

It is an arithmetic number, because the mean of its divisors is an integer number (106607052).

Almost surely, 2^213214103 is an apocalyptic number.

213214103 is a deficient number, since it is larger than the sum of its proper divisors (1).

213214103 is an equidigital number, since it uses as much as digits as its factorization.

213214103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 213214103 is about 14601.8527249113. The cubic root of 213214103 is about 597.4092955920.

Adding to 213214103 its reverse (301412312), we get a palindrome (514626415).

The spelling of 213214103 in words is "two hundred thirteen million, two hundred fourteen thousand, one hundred three".