201213121332133 has 12 divisors (see below), whose sum is σ = 204556163815200. Its totient is φ = 197917047568512.

The previous prime is 201213121332131. The next prime is 201213121332191. The reversal of 201213121332133 is 331233121312102.

It is not a de Polignac number, because 201213121332133 - 2¹ = 201213121332131 is a prime.

It is a super-2 number, since 2×201213121332133² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201213121332131) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64065033 + ... + 67132366.

It is an arithmetic number, because the mean of its divisors is an integer number (17046346984600).

Almost surely, 2^{201213121332133} is an apocalyptic number.

It is an amenable number.

201213121332133 is a deficient number, since it is larger than the sum of its proper divisors (3343042483067).

201213121332133 is an equidigital number, since it uses as much as digits as its factorization.

201213121332133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131197756 (or 131197659 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 28.

Adding to 201213121332133 its reverse (331233121312102), we get a palindrome (532446242644235).

The spelling of 201213121332133 in words is "two hundred one trillion, two hundred thirteen billion, one hundred twenty-one million, three hundred thirty-two thousand, one hundred thirty-three".