3020121113 has 2 divisors, whose sum is σ = 3020121114. Its totient is φ = 3020121112.

The previous prime is 3020121109. The next prime is 3020121197. The reversal of 3020121113 is 3111210203.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2791748569 + 228372544 = 52837^2 + 15112^2 .

It is a cyclic number.

It is not a de Polignac number, because 3020121113 - 2² = 3020121109 is a prime.

It is a super-2 number, since 2×3020121113² = 18242263074376717538, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3020121613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1510060556 + 1510060557.

It is an arithmetic number, because the mean of its divisors is an integer number (1510060557).

Almost surely, 2^3020121113 is an apocalyptic number.

It is an amenable number.

3020121113 is a deficient number, since it is larger than the sum of its proper divisors (1).

3020121113 is an equidigital number, since it uses as much as digits as its factorization.

3020121113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 3020121113 is about 54955.6285834308. The cubic root of 3020121113 is about 1445.4667957056.

Adding to 3020121113 its reverse (3111210203), we get a palindrome (6131331316).

The spelling of 3020121113 in words is "three billion, twenty million, one hundred twenty-one thousand, one hundred thirteen".