22352531053012 has 12 divisors (see below), whose sum is σ = 39118636101076. Its totient is φ = 11175777881280.

The previous prime is 22352531053007. The next prime is 22352531053031. The reversal of 22352531053012 is 21035013525322.

It can be written as a sum of positive squares in 2 ways, for example, as 5039908260676 + 17312622792336 = 2244974^2 + 4160844^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121808163 + ... + 121991530.

Almost surely, 2^{22352531053012} is an apocalyptic number.

It is an amenable number.

22352531053012 is a deficient number, since it is larger than the sum of its proper divisors (16766105048064).

22352531053012 is a wasteful number, since it uses less digits than its factorization.

22352531053012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243822618 (or 243822616 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 34.

Adding to 22352531053012 its reverse (21035013525322), we get a palindrome (43387544578334).

The spelling of 22352531053012 in words is "twenty-two trillion, three hundred fifty-two billion, five hundred thirty-one million, fifty-three thousand, twelve".