303112212 has 48 divisors (see below), whose sum is σ = 777891072. Its totient is φ = 91278720.

The previous prime is 303112169. The next prime is 303112213. The reversal of 303112212 is 212211303.

It is a junction number, because it is equal to n+sod(n) for n = 303112191 and 303112200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (303112213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13339 + ... + 28002.

It is an arithmetic number, because the mean of its divisors is an integer number (16206064).

Almost surely, 2^303112212 is an apocalyptic number.

It is an amenable number.

303112212 is an abundant number, since it is smaller than the sum of its proper divisors (474778860).

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

303112212 is a wasteful number, since it uses less digits than its factorization.

303112212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41408 (or 41406 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 303112212 is about 17410.1180926495. The cubic root of 303112212 is about 671.7398989853.

Adding to 303112212 its reverse (212211303), we get a palindrome (515323515).

Subtracting from 303112212 its reverse (212211303), we obtain a palindrome (90900909).

It can be divided in two parts, 30311 and 2212, that added together give a palindrome (32523).

The spelling of 303112212 in words is "three hundred three million, one hundred twelve thousand, two hundred twelve".