11333212212011 has 4 divisors (see below), whose sum is σ = 11999871753912. Its totient is φ = 10666552670112.

The previous prime is 11333212211969. The next prime is 11333212212019. The reversal of 11333212212011 is 11021221233311.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 11333212212011 - 2⁶ = 11333212211947 is a prime.

It is a super-2 number, since 2×11333212212011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11333212212019) 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, 333329770925 + ... + 333329770958.

It is an arithmetic number, because the mean of its divisors is an integer number (2999967938478).

Almost surely, 2^{11333212212011} is an apocalyptic number.

11333212212011 is a deficient number, since it is larger than the sum of its proper divisors (666659541901).

11333212212011 is an equidigital number, since it uses as much as digits as its factorization.

11333212212011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666659541900.

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

Adding to 11333212212011 its reverse (11021221233311), we get a palindrome (22354433445322).

The spelling of 11333212212011 in words is "eleven trillion, three hundred thirty-three billion, two hundred twelve million, two hundred twelve thousand, eleven".