22034123021 has 2 divisors, whose sum is σ = 22034123022. Its totient is φ = 22034123020.

The previous prime is 22034123009. The next prime is 22034123071. The reversal of 22034123021 is 12032143022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21912880900 + 121242121 = 148030^2 + 11011^2 .

It is a cyclic number.

It is not a de Polignac number, because 22034123021 - 2³⁴ = 4854253837 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22034122984 and 22034123002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22034123071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11017061510 + 11017061511.

It is an arithmetic number, because the mean of its divisors is an integer number (11017061511).

Almost surely, 2^22034123021 is an apocalyptic number.

It is an amenable number.

22034123021 is a deficient number, since it is larger than the sum of its proper divisors (1).

22034123021 is an equidigital number, since it uses as much as digits as its factorization.

22034123021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 22034123021 its reverse (12032143022), we get a palindrome (34066266043).

The spelling of 22034123021 in words is "twenty-two billion, thirty-four million, one hundred twenty-three thousand, twenty-one".