3020110021121 has 4 divisors (see below), whose sum is σ = 3020192491092. Its totient is φ = 3020027551152.

The previous prime is 3020110021087. The next prime is 3020110021139. The reversal of 3020110021121 is 1211200110203.

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 573813825025 + 2446296196096 = 757505^2 + 1564064^2 .

It is a cyclic number.

It is not a de Polignac number, because 3020110021121 - 2¹⁰ = 3020110020097 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3020110021096 and 3020110021105.

It is not an unprimeable number, because it can be changed into a prime (3020110021141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41180030 + ... + 41253303.

It is an arithmetic number, because the mean of its divisors is an integer number (755048122773).

Almost surely, 2^{3020110021121} is an apocalyptic number.

It is an amenable number.

3020110021121 is a deficient number, since it is larger than the sum of its proper divisors (82469971).

3020110021121 is an equidigital number, since it uses as much as digits as its factorization.

3020110021121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82469970.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 3020110021121 its reverse (1211200110203), we get a palindrome (4231310131324).

The spelling of 3020110021121 in words is "three trillion, twenty billion, one hundred ten million, twenty-one thousand, one hundred twenty-one".