31204135511324 has 12 divisors (see below), whose sum is σ = 54607278486264. Its totient is φ = 15602055943824.

The previous prime is 31204135511321. The next prime is 31204135511359. The reversal of 31204135511324 is 42311553140213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31204135511321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6021602 + ... + 9933174.

It is an arithmetic number, because the mean of its divisors is an integer number (4550606540522).

Almost surely, 2^{31204135511324} is an apocalyptic number.

It is an amenable number.

31204135511324 is a deficient number, since it is larger than the sum of its proper divisors (23403142974940).

31204135511324 is a wasteful number, since it uses less digits than its factorization.

31204135511324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5905924 (or 5905922 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

Adding to 31204135511324 its reverse (42311553140213), we get a palindrome (73515688651537).

The spelling of 31204135511324 in words is "thirty-one trillion, two hundred four billion, one hundred thirty-five million, five hundred eleven thousand, three hundred twenty-four".