22152530319 has 4 divisors (see below), whose sum is σ = 29536707096. Its totient is φ = 14768353544.

The previous prime is 22152530317. The next prime is 22152530329. The reversal of 22152530319 is 91303525122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22152530319 - 2¹ = 22152530317 is a prime.

It is a super-2 number, since 2×22152530319² (a number of 21 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 22152530319.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22152530317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3692088384 + ... + 3692088389.

It is an arithmetic number, because the mean of its divisors is an integer number (7384176774).

Almost surely, 2^22152530319 is an apocalyptic number.

22152530319 is a deficient number, since it is larger than the sum of its proper divisors (7384176777).

22152530319 is an equidigital number, since it uses as much as digits as its factorization.

22152530319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7384176776.

The product of its (nonzero) digits is 16200, while the sum is 33.

The spelling of 22152530319 in words is "twenty-two billion, one hundred fifty-two million, five hundred thirty thousand, three hundred nineteen".