22152530473 has 2 divisors, whose sum is σ = 22152530474. Its totient is φ = 22152530472.

The previous prime is 22152530471. The next prime is 22152530507. The reversal of 22152530473 is 37403525122.

It is an a-pointer prime, because the next prime (22152530507) can be obtained adding 22152530473 to its sum of digits (34).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11187927529 + 10964602944 = 105773^2 + 104712^2 .

It is a cyclic number.

It is not a de Polignac number, because 22152530473 - 2¹ = 22152530471 is a prime.

Together with 22152530471, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (22152530471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11076265236 + 11076265237.

It is an arithmetic number, because the mean of its divisors is an integer number (11076265237).

Almost surely, 2^22152530473 is an apocalyptic number.

It is an amenable number.

22152530473 is a deficient number, since it is larger than the sum of its proper divisors (1).

22152530473 is an equidigital number, since it uses as much as digits as its factorization.

22152530473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50400, while the sum is 34.

The spelling of 22152530473 in words is "twenty-two billion, one hundred fifty-two million, five hundred thirty thousand, four hundred seventy-three".