300312031404 has 192 divisors, whose sum is σ = 954866368512. Its totient is φ = 71046374400.

The previous prime is 300312031403. The next prime is 300312031417. The reversal of 300312031404 is 404130213003.

It is a super-2 number, since 2×300312031404² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (300312031403) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 178587 + ... + 795309.

It is an arithmetic number, because the mean of its divisors is an integer number (4973262336).

Almost surely, 2^300312031404 is an apocalyptic number.

300312031404 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 300312031404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (477433184256).

300312031404 is an abundant number, since it is smaller than the sum of its proper divisors (654554337108).

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

300312031404 is a wasteful number, since it uses less digits than its factorization.

300312031404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616796 (or 616794 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 300312031404 its reverse (404130213003), we get a palindrome (704442244407).

The spelling of 300312031404 in words is "three hundred billion, three hundred twelve million, thirty-one thousand, four hundred four".