301121112012 has 48 divisors (see below), whose sum is σ = 803132547840. Its totient is φ = 86019291072.

The previous prime is 301121112011. The next prime is 301121112059. The reversal of 301121112012 is 210211121103.

It is a junction number, because it is equal to n+sod(n) for n = 301121111982 and 301121112000.

It is not an unprimeable number, because it can be changed into a prime (301121112011) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 160023 + ... + 792369.

It is an arithmetic number, because the mean of its divisors is an integer number (16731928080).

Almost surely, 2^301121112012 is an apocalyptic number.

It is an amenable number.

301121112012 is an abundant number, since it is smaller than the sum of its proper divisors (502011435828).

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

301121112012 is a wasteful number, since it uses less digits than its factorization.

301121112012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638030 (or 638028 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 301121112012 its reverse (210211121103), we get a palindrome (511332233115).

Subtracting from 301121112012 its reverse (210211121103), we obtain a palindrome (90909990909).

The spelling of 301121112012 in words is "three hundred one billion, one hundred twenty-one million, one hundred twelve thousand, twelve".