21422333324011 has 2 divisors, whose sum is σ = 21422333324012. Its totient is φ = 21422333324010.

The previous prime is 21422333323997. The next prime is 21422333324027. The reversal of 21422333324011 is 11042333322412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21422333324011 - 2²¹ = 21422331226859 is a prime.

It is not a weakly prime, because it can be changed into another prime (21422433324011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10711166662005 + 10711166662006.

It is an arithmetic number, because the mean of its divisors is an integer number (10711166662006).

Almost surely, 2^{21422333324011} is an apocalyptic number.

21422333324011 is a deficient number, since it is larger than the sum of its proper divisors (1).

21422333324011 is an equidigital number, since it uses as much as digits as its factorization.

21422333324011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 21422333324011 its reverse (11042333322412), we get a palindrome (32464666646423).

It can be divided in two parts, 2142233 and 3324011, that added together give a square (5466244 = 2338²).

The spelling of 21422333324011 in words is "twenty-one trillion, four hundred twenty-two billion, three hundred thirty-three million, three hundred twenty-four thousand, eleven".