300253021145 has 32 divisors (see below), whose sum is σ = 452638872576. Its totient is φ = 185741899200.

The previous prime is 300253021109. The next prime is 300253021147. The reversal of 300253021145 is 541120352003.

It is a happy number.

It is not a de Polignac number, because 300253021145 - 2¹⁰ = 300253020121 is a prime.

It is a super-2 number, since 2×300253021145² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (300253021147) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2926199 + ... + 3027068.

It is an arithmetic number, because the mean of its divisors is an integer number (14144964768).

Almost surely, 2^300253021145 is an apocalyptic number.

300253021145 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

300253021145 is a deficient number, since it is larger than the sum of its proper divisors (152385851431).

300253021145 is a wasteful number, since it uses less digits than its factorization.

300253021145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5953421.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 300253021145 its reverse (541120352003), we get a palindrome (841373373148).

The spelling of 300253021145 in words is "three hundred billion, two hundred fifty-three million, twenty-one thousand, one hundred forty-five".