311213412100140 has 96 divisors (see below), whose sum is σ = 950618732265216. Its totient is φ = 75445420189440.

The previous prime is 311213412100109. The next prime is 311213412100147. The reversal of 311213412100140 is 41001214312113.

It is a self number, because there is not a number n which added to its sum of digits gives 311213412100140.

It is not an unprimeable number, because it can be changed into a prime (311213412100147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 257544999 + ... + 258750561.

It is an arithmetic number, because the mean of its divisors is an integer number (9902278461096).

Almost surely, 2^{311213412100140} is an apocalyptic number.

311213412100140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

311213412100140 is an abundant number, since it is smaller than the sum of its proper divisors (639405320165076).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

311213412100140 is a wasteful number, since it uses less digits than its factorization.

311213412100140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1596719 (or 1596717 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 311213412100140 its reverse (41001214312113), we get a palindrome (352214626412253).

The spelling of 311213412100140 in words is "three hundred eleven trillion, two hundred thirteen billion, four hundred twelve million, one hundred thousand, one hundred forty".