3021002002121 has 16 divisors (see below), whose sum is σ = 3102255120384. Its totient is φ = 2940500799504.

The previous prime is 3021002002079. The next prime is 3021002002127. The reversal of 3021002002121 is 1212002001203.

It is a happy number.

3021002002121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3021002002121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3021002002096 and 3021002002105.

It is not an unprimeable number, because it can be changed into a prime (3021002002127) 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, 6004526 + ... + 6488168.

It is an arithmetic number, because the mean of its divisors is an integer number (193890945024).

Almost surely, 2^{3021002002121} is an apocalyptic number.

It is an amenable number.

3021002002121 is a deficient number, since it is larger than the sum of its proper divisors (81253118263).

3021002002121 is a wasteful number, since it uses less digits than its factorization.

3021002002121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484420.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 3021002002121 its reverse (1212002001203), we get a palindrome (4233004003324).

The spelling of 3021002002121 in words is "three trillion, twenty-one billion, two million, two thousand, one hundred twenty-one".