133011212201 has 12 divisors (see below), whose sum is σ = 161480742528. Its totient is φ = 107303161152.

The previous prime is 133011212183. The next prime is 133011212221. The reversal of 133011212201 is 102212110331.

It is a de Polignac number, because none of the positive numbers 2^k-133011212201 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 133011212201.

It is not an unprimeable number, because it can be changed into a prime (133011212221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32872721 + ... + 32876766.

It is an arithmetic number, because the mean of its divisors is an integer number (13456728544).

Almost surely, 2^133011212201 is an apocalyptic number.

It is an amenable number.

133011212201 is a deficient number, since it is larger than the sum of its proper divisors (28469530327).

133011212201 is an equidigital number, since it uses as much as digits as its factorization.

133011212201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65749528 (or 65749511 counting only the distinct ones).

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

Adding to 133011212201 its reverse (102212110331), we get a palindrome (235223322532).

The spelling of 133011212201 in words is "one hundred thirty-three billion, eleven million, two hundred twelve thousand, two hundred one".