311140321334012 has 6 divisors (see below), whose sum is σ = 544495562334528. Its totient is φ = 155570160667004.

The previous prime is 311140321333999. The next prime is 311140321334033. The reversal of 311140321334012 is 210433123041113.

It is a super-2 number, since 2×311140321334012² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38892540166748 + ... + 38892540166755.

It is an arithmetic number, because the mean of its divisors is an integer number (90749260389088).

Almost surely, 2^{311140321334012} is an apocalyptic number.

It is an amenable number.

311140321334012 is a deficient number, since it is larger than the sum of its proper divisors (233355241000516).

311140321334012 is a wasteful number, since it uses less digits than its factorization.

311140321334012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77785080333507 (or 77785080333505 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 311140321334012 its reverse (210433123041113), we get a palindrome (521573444375125).

The spelling of 311140321334012 in words is "three hundred eleven trillion, one hundred forty billion, three hundred twenty-one million, three hundred thirty-four thousand, twelve".