22131230122333 has 2 divisors, whose sum is σ = 22131230122334. Its totient is φ = 22131230122332.

The previous prime is 22131230122327. The next prime is 22131230122403. The reversal of 22131230122333 is 33322103213122.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16859416664484 + 5271813457849 = 4106022^2 + 2296043^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22131230122333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22131230122933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11065615061166 + 11065615061167.

It is an arithmetic number, because the mean of its divisors is an integer number (11065615061167).

Almost surely, 2^{22131230122333} is an apocalyptic number.

It is an amenable number.

22131230122333 is a deficient number, since it is larger than the sum of its proper divisors (1).

22131230122333 is an equidigital number, since it uses as much as digits as its factorization.

22131230122333 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 22131230122333 its reverse (33322103213122), we get a palindrome (55453333335455).

The spelling of 22131230122333 in words is "twenty-two trillion, one hundred thirty-one billion, two hundred thirty million, one hundred twenty-two thousand, three hundred thirty-three".