11212021102011 has 8 divisors (see below), whose sum is σ = 14989440187920. Its totient is φ = 7454641375392.

The previous prime is 11212021102001. The next prime is 11212021102033. The reversal of 11212021102011 is 11020112021211.

It is a happy number.

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

It is not a de Polignac number, because 11212021102011 - 2⁹ = 11212021101499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11212021102001) 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, 5009838516 + ... + 5009840753.

It is an arithmetic number, because the mean of its divisors is an integer number (1873680023490).

Almost surely, 2^{11212021102011} is an apocalyptic number.

11212021102011 is a deficient number, since it is larger than the sum of its proper divisors (3777419085909).

11212021102011 is a wasteful number, since it uses less digits than its factorization.

11212021102011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10019679645.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11212021102011 its reverse (11020112021211), we get a palindrome (22232133123222).

The spelling of 11212021102011 in words is "eleven trillion, two hundred twelve billion, twenty-one million, one hundred two thousand, eleven".