303103310212 has 12 divisors (see below), whose sum is σ = 531933432156. Its totient is φ = 151122329600.

The previous prime is 303103310161. The next prime is 303103310261. The reversal of 303103310212 is 212013301303.

It can be written as a sum of positive squares in 2 ways, for example, as 233188546816 + 69914763396 = 482896^2 + 264414^2 .

It is a super-2 number, since 2×303103310212² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 303103310212.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107329789 + ... + 107332612.

It is an arithmetic number, because the mean of its divisors is an integer number (44327786013).

Almost surely, 2^303103310212 is an apocalyptic number.

It is an amenable number.

303103310212 is a deficient number, since it is larger than the sum of its proper divisors (228830121944).

303103310212 is a wasteful number, since it uses less digits than its factorization.

303103310212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214662758 (or 214662756 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 303103310212 its reverse (212013301303), we get a palindrome (515116611515).

The spelling of 303103310212 in words is "three hundred three billion, one hundred three million, three hundred ten thousand, two hundred twelve".