303310221113112 has 128 divisors (see below), whose sum is σ = 803193275289600. Its totient is φ = 95119026444288.

The previous prime is 303310221113111. The next prime is 303310221113131. The reversal of 303310221113112 is 211311122013303.

It is a super-3 number, since 3×303310221113112³ (a number of 44 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (303310221113111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21809888863 + ... + 21809902769.

It is an arithmetic number, because the mean of its divisors is an integer number (6274947463200).

Almost surely, 2^{303310221113112} is an apocalyptic number.

It is an amenable number.

303310221113112 is an abundant number, since it is smaller than the sum of its proper divisors (499883054176488).

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

303310221113112 is a wasteful number, since it uses less digits than its factorization.

303310221113112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30945 (or 30941 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 303310221113112 its reverse (211311122013303), we get a palindrome (514621343126415).

The spelling of 303310221113112 in words is "three hundred three trillion, three hundred ten billion, two hundred twenty-one million, one hundred thirteen thousand, one hundred twelve".