13322201543450 has 12 divisors (see below), whose sum is σ = 24779294870910. Its totient is φ = 5328880617360.

The previous prime is 13322201543437. The next prime is 13322201543461. The reversal of 13322201543450 is 5434510222331.

It can be written as a sum of positive squares in 3 ways, for example, as 7294985051929 + 6027216491521 = 2700923^2 + 2455039^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13322201543450.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 133222015385 + ... + 133222015484.

Almost surely, 2^{13322201543450} is an apocalyptic number.

13322201543450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13322201543450 is a deficient number, since it is larger than the sum of its proper divisors (11457093327460).

13322201543450 is a wasteful number, since it uses less digits than its factorization.

13322201543450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266444030881 (or 266444030876 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 13322201543450 its reverse (5434510222331), we get a palindrome (18756711765781).

The spelling of 13322201543450 in words is "thirteen trillion, three hundred twenty-two billion, two hundred one million, five hundred forty-three thousand, four hundred fifty".