133113200301221 has 32 divisors (see below), whose sum is σ = 167267262774528. Its totient is φ = 103331127029760.

The previous prime is 133113200301173. The next prime is 133113200301239. The reversal of 133113200301221 is 122103002311331.

It is a de Polignac number, because none of the positive numbers 2^k-133113200301221 is a prime.

It is a super-3 number, since 3×133113200301221³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133113200301281) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 186512915 + ... + 187225248.

It is an arithmetic number, because the mean of its divisors is an integer number (5227101961704).

Almost surely, 2^{133113200301221} is an apocalyptic number.

It is an amenable number.

133113200301221 is a deficient number, since it is larger than the sum of its proper divisors (34154062473307).

133113200301221 is a wasteful number, since it uses less digits than its factorization.

133113200301221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373738301.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 133113200301221 its reverse (122103002311331), we get a palindrome (255216202612552).

The spelling of 133113200301221 in words is "one hundred thirty-three trillion, one hundred thirteen billion, two hundred million, three hundred one thousand, two hundred twenty-one".