11212211032133 has 8 divisors (see below), whose sum is σ = 11591458095360. Its totient is φ = 10834061646240.

The previous prime is 11212211032129. The next prime is 11212211032177. The reversal of 11212211032133 is 33123011221211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11212211032133 - 2² = 11212211032129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11212211032099 and 11212211032108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11212211032933) 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 7 ways as a sum of consecutive naturals, for example, 274398560 + ... + 274439417.

It is an arithmetic number, because the mean of its divisors is an integer number (1448932261920).

Almost surely, 2^{11212211032133} is an apocalyptic number.

It is an amenable number.

11212211032133 is a deficient number, since it is larger than the sum of its proper divisors (379247063227).

11212211032133 is an equidigital number, since it uses as much as digits as its factorization.

11212211032133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548838667.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 11212211032133 its reverse (33123011221211), we get a palindrome (44335222253344).

The spelling of 11212211032133 in words is "eleven trillion, two hundred twelve billion, two hundred eleven million, thirty-two thousand, one hundred thirty-three".