412231111 has 2 divisors, whose sum is σ = 412231112. Its totient is φ = 412231110.

The previous prime is 412231103. The next prime is 412231117. The reversal of 412231111 is 111132214.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 412231111 - 2³ = 412231103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (412231117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206115555 + 206115556.

It is an arithmetic number, because the mean of its divisors is an integer number (206115556).

Almost surely, 2^412231111 is an apocalyptic number.

412231111 is a deficient number, since it is larger than the sum of its proper divisors (1).

412231111 is an equidigital number, since it uses as much as digits as its factorization.

412231111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48, while the sum is 16.

The square root of 412231111 is about 20303.4753429062. The cubic root of 412231111 is about 744.2409944762.

Adding to 412231111 its reverse (111132214), we get a palindrome (523363325).

The spelling of 412231111 in words is "four hundred twelve million, two hundred thirty-one thousand, one hundred eleven".