22471132610317 has 2 divisors, whose sum is σ = 22471132610318. Its totient is φ = 22471132610316.

The previous prime is 22471132610291. The next prime is 22471132610351. The reversal of 22471132610317 is 71301623117422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19339184797956 + 3131947812361 = 4397634^2 + 1769731^2 .

It is a cyclic number.

It is not a de Polignac number, because 22471132610317 - 2¹¹ = 22471132608269 is a prime.

It is a super-2 number, since 2×22471132610317² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22471132610317.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22471135610317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11235566305158 + 11235566305159.

It is an arithmetic number, because the mean of its divisors is an integer number (11235566305159).

Almost surely, 2^{22471132610317} is an apocalyptic number.

It is an amenable number.

22471132610317 is a deficient number, since it is larger than the sum of its proper divisors (1).

22471132610317 is an equidigital number, since it uses as much as digits as its factorization.

22471132610317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84672, while the sum is 40.

Adding to 22471132610317 its reverse (71301623117422), we get a palindrome (93772755727739).

The spelling of 22471132610317 in words is "twenty-two trillion, four hundred seventy-one billion, one hundred thirty-two million, six hundred ten thousand, three hundred seventeen".