22051643481233 has 2 divisors, whose sum is σ = 22051643481234. Its totient is φ = 22051643481232.

The previous prime is 22051643481191. The next prime is 22051643481247. The reversal of 22051643481233 is 33218434615022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16371467391889 + 5680176089344 = 4046167^2 + 2383312^2 .

It is a cyclic number.

It is not a de Polignac number, because 22051643481233 - 2⁶ = 22051643481169 is a prime.

It is not a weakly prime, because it can be changed into another prime (22051643481733) 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, 11025821740616 + 11025821740617.

It is an arithmetic number, because the mean of its divisors is an integer number (11025821740617).

Almost surely, 2^{22051643481233} is an apocalyptic number.

It is an amenable number.

22051643481233 is a deficient number, since it is larger than the sum of its proper divisors (1).

22051643481233 is an equidigital number, since it uses as much as digits as its factorization.

22051643481233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 829440, while the sum is 44.

The spelling of 22051643481233 in words is "twenty-two trillion, fifty-one billion, six hundred forty-three million, four hundred eighty-one thousand, two hundred thirty-three".