22305423002 has 8 divisors (see below), whose sum is σ = 35426260116. Its totient is φ = 10496669632.

The previous prime is 22305423001. The next prime is 22305423011. The reversal of 22305423002 is 20032450322.

It can be written as a sum of positive squares in 2 ways, for example, as 21397545841 + 907877161 = 146279^2 + 30131^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (22305423001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 328020893 + ... + 328020960.

Almost surely, 2^22305423002 is an apocalyptic number.

22305423002 is a deficient number, since it is larger than the sum of its proper divisors (13120837114).

22305423002 is a wasteful number, since it uses less digits than its factorization.

22305423002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656041872.

The product of its (nonzero) digits is 2880, while the sum is 23.

Adding to 22305423002 its reverse (20032450322), we get a palindrome (42337873324).

The spelling of 22305423002 in words is "twenty-two billion, three hundred five million, four hundred twenty-three thousand, two".