22101404430073 has 2 divisors, whose sum is σ = 22101404430074. Its totient is φ = 22101404430072.

The previous prime is 22101404430029. The next prime is 22101404430143. The reversal of 22101404430073 is 37003440410122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13245465282624 + 8855939147449 = 3639432^2 + 2975893^2 .

It is a cyclic number.

It is not a de Polignac number, because 22101404430073 - 2¹³ = 22101404421881 is a prime.

It is not a weakly prime, because it can be changed into another prime (22101404439073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11050702215036 + 11050702215037.

It is an arithmetic number, because the mean of its divisors is an integer number (11050702215037).

Almost surely, 2^{22101404430073} is an apocalyptic number.

It is an amenable number.

22101404430073 is a deficient number, since it is larger than the sum of its proper divisors (1).

22101404430073 is an equidigital number, since it uses as much as digits as its factorization.

22101404430073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 31.

Adding to 22101404430073 its reverse (37003440410122), we get a palindrome (59104844840195).

The spelling of 22101404430073 in words is "twenty-two trillion, one hundred one billion, four hundred four million, four hundred thirty thousand, seventy-three".