22243513025 has 12 divisors (see below), whose sum is σ = 28102372092. Its totient is φ = 17459058240.

The previous prime is 22243513013. The next prime is 22243513079. The reversal of 22243513025 is 52031534222.

It can be written as a sum of positive squares in 6 ways, for example, as 2193236224 + 20050276801 = 46832^2 + 141599^2 .

It is not a de Polignac number, because 22243513025 - 2¹⁴ = 22243496641 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8392454 + ... + 8395103.

It is an arithmetic number, because the mean of its divisors is an integer number (2341864341).

Almost surely, 2^22243513025 is an apocalyptic number.

22243513025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22243513025 is a deficient number, since it is larger than the sum of its proper divisors (5858859067).

22243513025 is a wasteful number, since it uses less digits than its factorization.

22243513025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16787620 (or 16787615 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The spelling of 22243513025 in words is "twenty-two billion, two hundred forty-three million, five hundred thirteen thousand, twenty-five".