212001121133 has 32 divisors (see below), whose sum is σ = 225967104000. Its totient is φ = 198576100800.

The previous prime is 212001121121. The next prime is 212001121151. The reversal of 212001121133 is 331121100212.

It is a cyclic number.

It is not a de Polignac number, because 212001121133 - 2¹² = 212001117037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212001121103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71355338 + ... + 71358308.

It is an arithmetic number, because the mean of its divisors is an integer number (7061472000).

Almost surely, 2^212001121133 is an apocalyptic number.

It is an amenable number.

212001121133 is a deficient number, since it is larger than the sum of its proper divisors (13965982867).

212001121133 is a wasteful number, since it uses less digits than its factorization.

212001121133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3513.

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

Adding to 212001121133 its reverse (331121100212), we get a palindrome (543122221345).

The spelling of 212001121133 in words is "two hundred twelve billion, one million, one hundred twenty-one thousand, one hundred thirty-three".