300023203122 has 40 divisors (see below), whose sum is σ = 678223585116. Its totient is φ = 99122704128.

The previous prime is 300023203111. The next prime is 300023203153. The reversal of 300023203122 is 221302320003.

It is a happy number.

300023203122 is a `hidden beast` number, since 30 + 0 + 0 + 2 + 320 + 312 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 208201476681 + 91821726441 = 456291^2 + 303021^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 300023203095 and 300023203104.

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 19 ways as a sum of consecutive naturals, for example, 8176363 + ... + 8212974.

Almost surely, 2^300023203122 is an apocalyptic number.

300023203122 is an abundant number, since it is smaller than the sum of its proper divisors (378200381994).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

300023203122 is a wasteful number, since it uses less digits than its factorization.

300023203122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16389464 (or 16389455 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 300023203122 its reverse (221302320003), we get a palindrome (521325523125).

The spelling of 300023203122 in words is "three hundred billion, twenty-three million, two hundred three thousand, one hundred twenty-two".