133011201000221 has 4 divisors (see below), whose sum is σ = 134026553679744. Its totient is φ = 131995848320700.

The previous prime is 133011201000217. The next prime is 133011201000233. The reversal of 133011201000221 is 122000102110331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 133011201000221 - 2² = 133011201000217 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133011201000221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133011201000421) 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, 507676339565 + ... + 507676339826.

It is an arithmetic number, because the mean of its divisors is an integer number (33506638419936).

Almost surely, 2^{133011201000221} is an apocalyptic number.

It is an amenable number.

133011201000221 is a deficient number, since it is larger than the sum of its proper divisors (1015352679523).

133011201000221 is a wasteful number, since it uses less digits than its factorization.

133011201000221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1015352679522.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 133011201000221 its reverse (122000102110331), we get a palindrome (255011303110552).

The spelling of 133011201000221 in words is "one hundred thirty-three trillion, eleven billion, two hundred one million, two hundred twenty-one", and thus it is an aban number.