12211132033 has 8 divisors (see below), whose sum is σ = 12252378600. Its totient is φ = 12169921920.

The previous prime is 12211132019. The next prime is 12211132057. The reversal of 12211132033 is 33023111221.

It can be written as a sum of positive squares in 4 ways, for example, as 9008477569 + 3202654464 = 94913^2 + 56592^2 .

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 12211132033 - 2⁹ = 12211131521 is a prime.

It is a super-2 number, since 2×12211132033² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12211132033.

It is not an unprimeable number, because it can be changed into a prime (12211132093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 772893 + ... + 788533.

It is an arithmetic number, because the mean of its divisors is an integer number (1531547325).

Almost surely, 2^12211132033 is an apocalyptic number.

It is an amenable number.

12211132033 is a deficient number, since it is larger than the sum of its proper divisors (41246567).

12211132033 is a wasteful number, since it uses less digits than its factorization.

12211132033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18227.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 12211132033 its reverse (33023111221), we get a palindrome (45234243254).

The spelling of 12211132033 in words is "twelve billion, two hundred eleven million, one hundred thirty-two thousand, thirty-three".