303240203112 has 256 divisors, whose sum is σ = 983437977600. Its totient is φ = 75605806080.

The previous prime is 303240203107. The next prime is 303240203303. The reversal of 303240203112 is 211302042303.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9255063 + ... + 9287769.

It is an arithmetic number, because the mean of its divisors is an integer number (3841554600).

Almost surely, 2^303240203112 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 303240203112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (491718988800).

303240203112 is an abundant number, since it is smaller than the sum of its proper divisors (680197774488).

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

303240203112 is a wasteful number, since it uses less digits than its factorization.

303240203112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32936 (or 32932 counting only the distinct ones).

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

Adding to 303240203112 its reverse (211302042303), we get a palindrome (514542245415).

The spelling of 303240203112 in words is "three hundred three billion, two hundred forty million, two hundred three thousand, one hundred twelve".