301230120145 has 8 divisors (see below), whose sum is σ = 361495697256. Its totient is φ = 240971060736.

The previous prime is 301230120053. The next prime is 301230120157. The reversal of 301230120145 is 541021032103.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 14653584 + 301215466561 = 3828^2 + 548831^2 .

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 301230120145 - 2¹¹ = 301230118097 is a prime.

It is a super-2 number, since 2×301230120145² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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, 1527162 + ... + 1713091.

It is an arithmetic number, because the mean of its divisors is an integer number (45186962157).

Almost surely, 2^301230120145 is an apocalyptic number.

It is an amenable number.

301230120145 is a deficient number, since it is larger than the sum of its proper divisors (60265577111).

301230120145 is a wasteful number, since it uses less digits than its factorization.

301230120145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3258851.

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 301230120145 its reverse (541021032103), we get a palindrome (842251152248).

The spelling of 301230120145 in words is "three hundred one billion, two hundred thirty million, one hundred twenty thousand, one hundred forty-five".