22110202021001 has 2 divisors, whose sum is σ = 22110202021002. Its totient is φ = 22110202021000.

The previous prime is 22110202020983. The next prime is 22110202021007. The reversal of 22110202021001 is 10012020201122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16359606179401 + 5750595841600 = 4044701^2 + 2398040^2 .

It is a cyclic number.

It is not a de Polignac number, because 22110202021001 - 2⁶ = 22110202020937 is a prime.

It is a super-2 number, since 2×22110202021001² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22110202021007) 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 as a sum of consecutive naturals, namely, 11055101010500 + 11055101010501.

It is an arithmetic number, because the mean of its divisors is an integer number (11055101010501).

Almost surely, 2^{22110202021001} is an apocalyptic number.

It is an amenable number.

22110202021001 is a deficient number, since it is larger than the sum of its proper divisors (1).

22110202021001 is an equidigital number, since it uses as much as digits as its factorization.

22110202021001 is an odious number, because the sum of its binary digits is odd.

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

Adding to 22110202021001 its reverse (10012020201122), we get a palindrome (32122222222123).

The spelling of 22110202021001 in words is "twenty-two trillion, one hundred ten billion, two hundred two million, twenty-one thousand, one".