42043033211 has 2 divisors, whose sum is σ = 42043033212. Its totient is φ = 42043033210.

The previous prime is 42043033171. The next prime is 42043033223. The reversal of 42043033211 is 11233034024.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42043033211 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (42043033231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21021516605 + 21021516606.

It is an arithmetic number, because the mean of its divisors is an integer number (21021516606).

Almost surely, 2^42043033211 is an apocalyptic number.

42043033211 is a deficient number, since it is larger than the sum of its proper divisors (1).

42043033211 is an equidigital number, since it uses as much as digits as its factorization.

42043033211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 42043033211 its reverse (11233034024), we get a palindrome (53276067235).

The spelling of 42043033211 in words is "forty-two billion, forty-three million, thirty-three thousand, two hundred eleven".