311013543341012 has 6 divisors (see below), whose sum is σ = 544273700846778. Its totient is φ = 155506771670504.

The previous prime is 311013543340991. The next prime is 311013543341069. The reversal of 311013543341012 is 210143345310113.

It can be written as a sum of positive squares in only one way, i.e., 177307706701636 + 133705836639376 = 13315694^2 + 11563124^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 311013543341012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38876692917623 + ... + 38876692917630.

It is an arithmetic number, because the mean of its divisors is an integer number (90712283474463).

Almost surely, 2^{311013543341012} is an apocalyptic number.

It is an amenable number.

311013543341012 is a deficient number, since it is larger than the sum of its proper divisors (233260157505766).

311013543341012 is a wasteful number, since it uses less digits than its factorization.

311013543341012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77753385835257 (or 77753385835255 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

Adding to 311013543341012 its reverse (210143345310113), we get a palindrome (521156888651125).

The spelling of 311013543341012 in words is "three hundred eleven trillion, thirteen billion, five hundred forty-three million, three hundred forty-one thousand, twelve".