311440320232342 has 64 divisors (see below), whose sum is σ = 544571677062144. Its totient is φ = 130811549581440.

The previous prime is 311440320232337. The next prime is 311440320232369. The reversal of 311440320232342 is 243232023044113.

It is a junction number, because it is equal to n+sod(n) for n = 311440320232298 and 311440320232307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3222537073 + ... + 3222633715.

It is an arithmetic number, because the mean of its divisors is an integer number (8508932454096).

Almost surely, 2^{311440320232342} is an apocalyptic number.

311440320232342 is a deficient number, since it is larger than the sum of its proper divisors (233131356829802).

311440320232342 is a wasteful number, since it uses less digits than its factorization.

311440320232342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101453.

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 311440320232342 its reverse (243232023044113), we get a palindrome (554672343276455).

The spelling of 311440320232342 in words is "three hundred eleven trillion, four hundred forty billion, three hundred twenty million, two hundred thirty-two thousand, three hundred forty-two".