311214524343142 has 16 divisors (see below), whose sum is σ = 533596511008512. Its totient is φ = 133356178827720.

The previous prime is 311214524343083. The next prime is 311214524343211. The reversal of 311214524343142 is 241343425412113.

It is a junction number, because it is equal to n+sod(n) for n = 311214524343095 and 311214524343104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1789448458 + ... + 1789622365.

It is an arithmetic number, because the mean of its divisors is an integer number (33349781938032).

Almost surely, 2^{311214524343142} is an apocalyptic number.

311214524343142 is a deficient number, since it is larger than the sum of its proper divisors (222381986665370).

311214524343142 is a wasteful number, since it uses less digits than its factorization.

311214524343142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3579077043.

The product of its digits is 276480, while the sum is 40.

Adding to 311214524343142 its reverse (241343425412113), we get a palindrome (552557949755255).

The spelling of 311214524343142 in words is "three hundred eleven trillion, two hundred fourteen billion, five hundred twenty-four million, three hundred forty-three thousand, one hundred forty-two".