11210022002021 has 4 divisors (see below), whose sum is σ = 11483437172844. Its totient is φ = 10936606831200.

The previous prime is 11210022002017. The next prime is 11210022002033. The reversal of 11210022002021 is 12020022001211.

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 254676669025 + 10955345332996 = 504655^2 + 3309886^2 .

It is a cyclic number.

It is not a de Polignac number, because 11210022002021 - 2² = 11210022002017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11210022001987 and 11210022002005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11210022007021) 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, 136707585350 + ... + 136707585431.

It is an arithmetic number, because the mean of its divisors is an integer number (2870859293211).

Almost surely, 2^{11210022002021} is an apocalyptic number.

It is an amenable number.

11210022002021 is a deficient number, since it is larger than the sum of its proper divisors (273415170823).

11210022002021 is an equidigital number, since it uses as much as digits as its factorization.

11210022002021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273415170822.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11210022002021 its reverse (12020022001211), we get a palindrome (23230044003232).

The spelling of 11210022002021 in words is "eleven trillion, two hundred ten billion, twenty-two million, two thousand, twenty-one".