12201887603533 has 4 divisors (see below), whose sum is σ = 12221663759100. Its totient is φ = 12182111447968.

The previous prime is 12201887603531. The next prime is 12201887603597. The reversal of 12201887603533 is 33530678810221.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1982472448009 + 10219415155524 = 1408003^2 + 3196782^2 .

It is a cyclic number.

It is not a de Polignac number, because 12201887603533 - 2¹ = 12201887603531 is a prime.

It is a super-2 number, since 2×12201887603533² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12201887603531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9888076858 + ... + 9888078091.

It is an arithmetic number, because the mean of its divisors is an integer number (3055415939775).

Almost surely, 2^{12201887603533} is an apocalyptic number.

It is an amenable number.

12201887603533 is a deficient number, since it is larger than the sum of its proper divisors (19776155567).

12201887603533 is an equidigital number, since it uses as much as digits as its factorization.

12201887603533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19776155566.

The product of its (nonzero) digits is 1451520, while the sum is 49.

The spelling of 12201887603533 in words is "twelve trillion, two hundred one billion, eight hundred eighty-seven million, six hundred three thousand, five hundred thirty-three".