111213030343 has 2 divisors, whose sum is σ = 111213030344. Its totient is φ = 111213030342.

The previous prime is 111213030329. The next prime is 111213030347. The reversal of 111213030343 is 343030312111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111213030343 - 2²¹ = 111210933191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111213030347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55606515171 + 55606515172.

It is an arithmetic number, because the mean of its divisors is an integer number (55606515172).

Almost surely, 2^111213030343 is an apocalyptic number.

111213030343 is a deficient number, since it is larger than the sum of its proper divisors (1).

111213030343 is an equidigital number, since it uses as much as digits as its factorization.

111213030343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 111213030343 its reverse (343030312111), we get a palindrome (454243342454).

The spelling of 111213030343 in words is "one hundred eleven billion, two hundred thirteen million, thirty thousand, three hundred forty-three".