133205523081026 has 16 divisors (see below), whose sum is σ = 217973266044768. Its totient is φ = 60547800616800.

The previous prime is 133205523081019. The next prime is 133205523081041. The reversal of 133205523081026 is 620180325502331.

It is a super-2 number, since 2×133205523081026² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 259046 + ... + 16324158.

It is an arithmetic number, because the mean of its divisors is an integer number (13623329127798).

Almost surely, 2^{133205523081026} is an apocalyptic number.

133205523081026 is a deficient number, since it is larger than the sum of its proper divisors (84767742963742).

133205523081026 is a wasteful number, since it uses less digits than its factorization.

133205523081026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16442017.

The product of its (nonzero) digits is 259200, while the sum is 41.

Adding to 133205523081026 its reverse (620180325502331), we get a palindrome (753385848583357).

The spelling of 133205523081026 in words is "one hundred thirty-three trillion, two hundred five billion, five hundred twenty-three million, eighty-one thousand, twenty-six".