102340211 has 2 divisors, whose sum is σ = 102340212. Its totient is φ = 102340210.

The previous prime is 102340201. The next prime is 102340237. The reversal of 102340211 is 112043201.

102340211 is nontrivially palindromic in base 3.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102340211 is a prime.

It is not a weakly prime, because it can be changed into another prime (102340201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51170105 + 51170106.

It is an arithmetic number, because the mean of its divisors is an integer number (51170106).

Almost surely, 2^102340211 is an apocalyptic number.

102340211 is a deficient number, since it is larger than the sum of its proper divisors (1).

102340211 is an equidigital number, since it uses as much as digits as its factorization.

102340211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 102340211 is about 10116.3338715169. Note that the first 3 decimals coincide. The cubic root of 102340211 is about 467.7517661699.

Adding to 102340211 its reverse (112043201), we get a palindrome (214383412).

The spelling of 102340211 in words is "one hundred two million, three hundred forty thousand, two hundred eleven".