11023110020221 has 16 divisors (see below), whose sum is σ = 11910416410368. Its totient is φ = 10141446744000.

The previous prime is 11023110020189. The next prime is 11023110020269. The reversal of 11023110020221 is 12202001132011.

It is not a de Polignac number, because 11023110020221 - 2⁵ = 11023110020189 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11023110020195 and 11023110020204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11023110020281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14284371 + ... + 15036271.

It is an arithmetic number, because the mean of its divisors is an integer number (744401025648).

Almost surely, 2^{11023110020221} is an apocalyptic number.

It is an amenable number.

11023110020221 is a deficient number, since it is larger than the sum of its proper divisors (887306390147).

11023110020221 is a wasteful number, since it uses less digits than its factorization.

11023110020221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755652.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 11023110020221 its reverse (12202001132011), we get a palindrome (23225111152232).

The spelling of 11023110020221 in words is "eleven trillion, twenty-three billion, one hundred ten million, twenty thousand, two hundred twenty-one".