133023203212221 has 36 divisors (see below), whose sum is σ = 227303571081600. Its totient is φ = 74724898642128.

The previous prime is 133023203212199. The next prime is 133023203212261. The reversal of 133023203212221 is 122212302320331.

133023203212221 is a `hidden beast` number, since 1 + 3 + 3 + 0 + 23 + 203 + 212 + 221 = 666.

It is not a de Polignac number, because 133023203212221 - 2¹⁷ = 133023203081149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133023203212261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2556244461 + ... + 2556296498.

It is an arithmetic number, because the mean of its divisors is an integer number (6313988085600).

Almost surely, 2^{133023203212221} is an apocalyptic number.

It is an amenable number.

133023203212221 is a deficient number, since it is larger than the sum of its proper divisors (94280367869379).

133023203212221 is a wasteful number, since it uses less digits than its factorization.

133023203212221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5112541038 (or 5112541028 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 133023203212221 its reverse (122212302320331), we get a palindrome (255235505532552).

The spelling of 133023203212221 in words is "one hundred thirty-three trillion, twenty-three billion, two hundred three million, two hundred twelve thousand, two hundred twenty-one".