3020203021121 has 8 divisors (see below), whose sum is σ = 3548210542464. Its totient is φ = 2534436101520.

The previous prime is 3020203021091. The next prime is 3020203021151. The reversal of 3020203021121 is 1211203020203.

It is an interprime number because it is at equal distance from previous prime (3020203021091) and next prime (3020203021151).

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

It is a cyclic number.

It is not a de Polignac number, because 3020203021121 - 2⁶ = 3020203021057 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3020203021121.

It is not an unprimeable number, because it can be changed into a prime (3020203021151) 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 7 ways as a sum of consecutive naturals, for example, 10560150281 + ... + 10560150566.

It is an arithmetic number, because the mean of its divisors is an integer number (443526317808).

Almost surely, 2^{3020203021121} is an apocalyptic number.

It is an amenable number.

3020203021121 is a deficient number, since it is larger than the sum of its proper divisors (528007521343).

3020203021121 is a wasteful number, since it uses less digits than its factorization.

3020203021121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21120300871.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 3020203021121 its reverse (1211203020203), we get a palindrome (4231406041324).

The spelling of 3020203021121 in words is "three trillion, twenty billion, two hundred three million, twenty-one thousand, one hundred twenty-one".