311441022140140 has 12 divisors (see below), whose sum is σ = 654026146494336. Its totient is φ = 124576408856048.

The previous prime is 311441022140099. The next prime is 311441022140173. The reversal of 311441022140140 is 41041220144113.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 311441022140099 and 311441022140108.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7786025553484 + ... + 7786025553523.

It is an arithmetic number, because the mean of its divisors is an integer number (54502178874528).

Almost surely, 2^{311441022140140} is an apocalyptic number.

It is an amenable number.

311441022140140 is an abundant number, since it is smaller than the sum of its proper divisors (342585124354196).

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

311441022140140 is a wasteful number, since it uses less digits than its factorization.

311441022140140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15572051107016 (or 15572051107014 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

Adding to 311441022140140 its reverse (41041220144113), we get a palindrome (352482242284253).

The spelling of 311441022140140 in words is "three hundred eleven trillion, four hundred forty-one billion, twenty-two million, one hundred forty thousand, one hundred forty".