33042243011 has 2 divisors, whose sum is σ = 33042243012. Its totient is φ = 33042243010.

The previous prime is 33042242977. The next prime is 33042243019. The reversal of 33042243011 is 11034224033.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 33042243011 - 2³⁴ = 15862373827 is a prime.

It is a super-2 number, since 2×33042243011² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33042243019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16521121505 + 16521121506.

It is an arithmetic number, because the mean of its divisors is an integer number (16521121506).

Almost surely, 2^33042243011 is an apocalyptic number.

33042243011 is a deficient number, since it is larger than the sum of its proper divisors (1).

33042243011 is an equidigital number, since it uses as much as digits as its factorization.

33042243011 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 33042243011 its reverse (11034224033), we get a palindrome (44076467044).

The spelling of 33042243011 in words is "thirty-three billion, forty-two million, two hundred forty-three thousand, eleven".