42311234111 has 2 divisors, whose sum is σ = 42311234112. Its totient is φ = 42311234110.

The previous prime is 42311234101. The next prime is 42311234113. The reversal of 42311234111 is 11143211324.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42311234111 - 2¹⁴ = 42311217727 is a prime.

Together with 42311234113, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42311234113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21155617055 + 21155617056.

It is an arithmetic number, because the mean of its divisors is an integer number (21155617056).

Almost surely, 2^42311234111 is an apocalyptic number.

42311234111 is a deficient number, since it is larger than the sum of its proper divisors (1).

42311234111 is an equidigital number, since it uses as much as digits as its factorization.

42311234111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 576, while the sum is 23.

Adding to 42311234111 its reverse (11143211324), we get a palindrome (53454445435).

The spelling of 42311234111 in words is "forty-two billion, three hundred eleven million, two hundred thirty-four thousand, one hundred eleven".