301234223430140 has 288 divisors, whose sum is σ = 864650971828224. Its totient is φ = 86655773514240.

The previous prime is 301234223430031. The next prime is 301234223430149. The reversal of 301234223430140 is 41034322432103.

It is a junction number, because it is equal to n+sod(n) for n = 301234223430097 and 301234223430106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (301234223430149) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 953214437 + ... + 953530403.

It is an arithmetic number, because the mean of its divisors is an integer number (3002260318848).

Almost surely, 2^{301234223430140} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 301234223430140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (432325485914112).

301234223430140 is an abundant number, since it is smaller than the sum of its proper divisors (563416748398084).

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

301234223430140 is a wasteful number, since it uses less digits than its factorization.

301234223430140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322817 (or 322808 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 301234223430140 its reverse (41034322432103), we get a palindrome (342268545862243).

The spelling of 301234223430140 in words is "three hundred one trillion, two hundred thirty-four billion, two hundred twenty-three million, four hundred thirty thousand, one hundred forty".