3020121 has 24 divisors (see below), whose sum is σ = 4769856. Its totient is φ = 1830240.

The previous prime is 3020119. The next prime is 3020123. The reversal of 3020121 is 1210203.

It is a happy number.

3020121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3020119) and next prime (3020123).

It is not a de Polignac number, because 3020121 - 2¹ = 3020119 is a prime.

It is a super-2 number, since 2×3020121² = 18242261709282, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (3020123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9556 + ... + 9866.

It is an arithmetic number, because the mean of its divisors is an integer number (198744).

Almost surely, 2^3020121 is an apocalyptic number.

It is an amenable number.

3020121 is a deficient number, since it is larger than the sum of its proper divisors (1749735).

3020121 is a wasteful number, since it uses less digits than its factorization.

3020121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413 (or 410 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 3020121 is about 1737.8495331875. The cubic root of 3020121 is about 144.5466777678.

Adding to 3020121 its reverse (1210203), we get a palindrome (4230324).

The spelling of 3020121 in words is "three million, twenty thousand, one hundred twenty-one".