12011322212033 has 4 divisors (see below), whose sum is σ = 12014324296068. Its totient is φ = 12008320128000.

The previous prime is 12011322212003. The next prime is 12011322212107. The reversal of 12011322212033 is 33021222311021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 686805015169 + 11324517196864 = 828737^2 + 3365192^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12011322212033 is a prime.

It is a super-2 number, since 2×12011322212033² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12011322212003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1501036016 + ... + 1501044017.

It is an arithmetic number, because the mean of its divisors is an integer number (3003581074017).

Almost surely, 2^{12011322212033} is an apocalyptic number.

It is an amenable number.

12011322212033 is a deficient number, since it is larger than the sum of its proper divisors (3002084035).

12011322212033 is an equidigital number, since it uses as much as digits as its factorization.

12011322212033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3002084034.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 12011322212033 its reverse (33021222311021), we get a palindrome (45032544523054).

The spelling of 12011322212033 in words is "twelve trillion, eleven billion, three hundred twenty-two million, two hundred twelve thousand, thirty-three".