11200121022021 has 8 divisors (see below), whose sum is σ = 14933510353824. Its totient is φ = 7466739519120.

The previous prime is 11200121021977. The next prime is 11200121022031. The reversal of 11200121022021 is 12022012100211.

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

It is not a de Polignac number, because 11200121022021 - 2³⁷ = 11062682068549 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11200121022031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3801015 + ... + 6070251.

It is an arithmetic number, because the mean of its divisors is an integer number (1866688794228).

Almost surely, 2^{11200121022021} is an apocalyptic number.

It is an amenable number.

11200121022021 is a deficient number, since it is larger than the sum of its proper divisors (3733389331803).

11200121022021 is a wasteful number, since it uses less digits than its factorization.

11200121022021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3914451.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11200121022021 its reverse (12022012100211), we get a palindrome (23222133122232).

The spelling of 11200121022021 in words is "eleven trillion, two hundred billion, one hundred twenty-one million, twenty-two thousand, twenty-one".