11112000212021 has 2 divisors, whose sum is σ = 11112000212022. Its totient is φ = 11112000212020.

The previous prime is 11112000211903. The next prime is 11112000212029. The reversal of 11112000212021 is 12021200021111.

11112000212021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11070852089521 + 41148122500 = 3327289^2 + 202850^2 .

It is a cyclic number.

It is not a de Polignac number, because 11112000212021 - 2³⁸ = 10837122305077 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11112000211987 and 11112000212005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11112000212029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5556000106010 + 5556000106011.

It is an arithmetic number, because the mean of its divisors is an integer number (5556000106011).

Almost surely, 2^{11112000212021} is an apocalyptic number.

It is an amenable number.

11112000212021 is a deficient number, since it is larger than the sum of its proper divisors (1).

11112000212021 is an equidigital number, since it uses as much as digits as its factorization.

11112000212021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11112000212021 its reverse (12021200021111), we get a palindrome (23133200233132).

The spelling of 11112000212021 in words is "eleven trillion, one hundred twelve billion, two hundred twelve thousand, twenty-one".