311133312322312 has 16 divisors (see below), whose sum is σ = 614078905899600. Its totient is φ = 147378937415760.

The previous prime is 311133312322253. The next prime is 311133312322319. The reversal of 311133312322312 is 213223213331113.

It is not an unprimeable number, because it can be changed into a prime (311133312322319) 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, 1023464843014 + ... + 1023464843317.

It is an arithmetic number, because the mean of its divisors is an integer number (38379931618725).

Almost surely, 2^{311133312322312} is an apocalyptic number.

It is an amenable number.

311133312322312 is a deficient number, since it is larger than the sum of its proper divisors (302945593577288).

311133312322312 is a wasteful number, since it uses less digits than its factorization.

311133312322312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2046929686356 (or 2046929686352 counting only the distinct ones).

The product of its digits is 11664, while the sum is 31.

Adding to 311133312322312 its reverse (213223213331113), we get a palindrome (524356525653425).

The spelling of 311133312322312 in words is "three hundred eleven trillion, one hundred thirty-three billion, three hundred twelve million, three hundred twenty-two thousand, three hundred twelve".