311342313302 has 16 divisors (see below), whose sum is σ = 494352674640. Its totient is φ = 146807761632.

The previous prime is 311342313287. The next prime is 311342313313. The reversal of 311342313302 is 203313243113.

It is a super-2 number, since 2×311342313302² (a number of 24 digits) contains 22 as substring.

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, 62415773 + ... + 62420760.

It is an arithmetic number, because the mean of its divisors is an integer number (30897042165).

Almost surely, 2^311342313302 is an apocalyptic number.

311342313302 is a deficient number, since it is larger than the sum of its proper divisors (183010361338).

311342313302 is a wasteful number, since it uses less digits than its factorization.

311342313302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124836607.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 311342313302 its reverse (203313243113), we get a palindrome (514655556415).

The spelling of 311342313302 in words is "three hundred eleven billion, three hundred forty-two million, three hundred thirteen thousand, three hundred two".