20040433411 has 2 divisors, whose sum is σ = 20040433412. Its totient is φ = 20040433410.

The previous prime is 20040433409. The next prime is 20040433423. The reversal of 20040433411 is 11433404002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20040433411 - 2¹ = 20040433409 is a prime.

Together with 20040433409, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (20040433451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10020216705 + 10020216706.

It is an arithmetic number, because the mean of its divisors is an integer number (10020216706).

Almost surely, 2^20040433411 is an apocalyptic number.

20040433411 is a deficient number, since it is larger than the sum of its proper divisors (1).

20040433411 is an equidigital number, since it uses as much as digits as its factorization.

20040433411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 20040433411 its reverse (11433404002), we get a palindrome (31473837413).

The spelling of 20040433411 in words is "twenty billion, forty million, four hundred thirty-three thousand, four hundred eleven".