300121042 has 16 divisors (see below), whose sum is σ = 485311680. Its totient is φ = 138374352.

The previous prime is 300121039. The next prime is 300121049. The reversal of 300121042 is 240121003.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (300121049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22209 + ... + 33067.

It is an arithmetic number, because the mean of its divisors is an integer number (30331980).

Almost surely, 2^300121042 is an apocalyptic number.

300121042 is a deficient number, since it is larger than the sum of its proper divisors (185190638).

300121042 is a wasteful number, since it uses less digits than its factorization.

300121042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11937.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 300121042 is about 17324.0019048717. The cubic root of 300121042 is about 669.5229707575.

Adding to 300121042 its reverse (240121003), we get a palindrome (540242045).

The spelling of 300121042 in words is "three hundred million, one hundred twenty-one thousand, forty-two".