43020033121211 has 2 divisors, whose sum is σ = 43020033121212. Its totient is φ = 43020033121210.

The previous prime is 43020033121129. The next prime is 43020033121213. The reversal of 43020033121211 is 11212133002034.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43020033121211 - 2³⁴ = 43002853252027 is a prime.

It is a Sophie Germain prime.

Together with 43020033121213, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (43020033121213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21510016560605 + 21510016560606.

It is an arithmetic number, because the mean of its divisors is an integer number (21510016560606).

Almost surely, 2^{43020033121211} is an apocalyptic number.

43020033121211 is a deficient number, since it is larger than the sum of its proper divisors (1).

43020033121211 is an equidigital number, since it uses as much as digits as its factorization.

43020033121211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 43020033121211 its reverse (11212133002034), we get a palindrome (54232166123245).

The spelling of 43020033121211 in words is "forty-three trillion, twenty billion, thirty-three million, one hundred twenty-one thousand, two hundred eleven".