311430242144302 has 16 divisors (see below), whose sum is σ = 467197970119920. Its totient is φ = 155697586409152.

The previous prime is 311430242144257. The next prime is 311430242144309. The reversal of 311430242144302 is 203441242034113.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (311430242144309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 695985213 + ... + 696432535.

It is an arithmetic number, because the mean of its divisors is an integer number (29199873132495).

Almost surely, 2^{311430242144302} is an apocalyptic number.

311430242144302 is a deficient number, since it is larger than the sum of its proper divisors (155767727975618).

311430242144302 is a wasteful number, since it uses less digits than its factorization.

311430242144302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485747.

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 311430242144302 its reverse (203441242034113), we get a palindrome (514871484178415).

The spelling of 311430242144302 in words is "three hundred eleven trillion, four hundred thirty billion, two hundred forty-two million, one hundred forty-four thousand, three hundred two".