300002121 has 24 divisors (see below), whose sum is σ = 437873280. Its totient is φ = 197920800.

The previous prime is 300002093. The next prime is 300002141. The reversal of 300002121 is 121200003.

It is a happy number.

It is not a de Polignac number, because 300002121 - 2⁶ = 300002057 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (300002141) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 453531 + ... + 454191.

It is an arithmetic number, because the mean of its divisors is an integer number (18244720).

Almost surely, 2^300002121 is an apocalyptic number.

It is an amenable number.

300002121 is a deficient number, since it is larger than the sum of its proper divisors (137871159).

300002121 is a wasteful number, since it uses less digits than its factorization.

300002121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1117 (or 1114 counting only the distinct ones).

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

The square root of 300002121 is about 17320.5693035766. The cubic root of 300002121 is about 669.4345277088.

Adding to 300002121 its reverse (121200003), we get a palindrome (421202124).

The spelling of 300002121 in words is "three hundred million, two thousand, one hundred twenty-one".