110020111221021 has 8 divisors (see below), whose sum is σ = 148460872973280. Its totient is φ = 72463045141392.

The previous prime is 110020111221001. The next prime is 110020111221037. The reversal of 110020111221021 is 120122111020011.

It is a happy number.

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

It is not a de Polignac number, because 110020111221021 - 2³¹ = 110017963737373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110020111221001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220923917866 + ... + 220923918363.

It is an arithmetic number, because the mean of its divisors is an integer number (18557609121660).

Almost surely, 2^{110020111221021} is an apocalyptic number.

It is an amenable number.

110020111221021 is a deficient number, since it is larger than the sum of its proper divisors (38440761752259).

110020111221021 is an equidigital number, since it uses as much as digits as its factorization.

110020111221021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441847836315.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 110020111221021 its reverse (120122111020011), we get a palindrome (230142222241032).

The spelling of 110020111221021 in words is "one hundred ten trillion, twenty billion, one hundred eleven million, two hundred twenty-one thousand, twenty-one".