311230303052 has 12 divisors (see below), whose sum is σ = 545357632176. Its totient is φ = 155413836720.

The previous prime is 311230303051. The next prime is 311230303099. The reversal of 311230303052 is 250303032113.

It is not an unprimeable number, because it can be changed into a prime (311230303051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50325224 + ... + 50331407.

It is an arithmetic number, because the mean of its divisors is an integer number (45446469348).

Almost surely, 2^311230303052 is an apocalyptic number.

It is an amenable number.

311230303052 is a deficient number, since it is larger than the sum of its proper divisors (234127329124).

311230303052 is a wasteful number, since it uses less digits than its factorization.

311230303052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100657408 (or 100657406 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 23.

Adding to 311230303052 its reverse (250303032113), we get a palindrome (561533335165).

The spelling of 311230303052 in words is "three hundred eleven billion, two hundred thirty million, three hundred three thousand, fifty-two".