31313200003132 has 6 divisors (see below), whose sum is σ = 54798100005488. Its totient is φ = 15656600001564.

The previous prime is 31313200003073. The next prime is 31313200003153. The reversal of 31313200003132 is 23130000231313.

It is a super-2 number, since 2×31313200003132² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3914150000388 + ... + 3914150000395.

Almost surely, 2^{31313200003132} is an apocalyptic number.

It is an amenable number.

31313200003132 is a deficient number, since it is larger than the sum of its proper divisors (23484900002356).

31313200003132 is a wasteful number, since it uses less digits than its factorization.

31313200003132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7828300000787 (or 7828300000785 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 31313200003132 its reverse (23130000231313), we get a palindrome (54443200234445).

The spelling of 31313200003132 in words is "thirty-one trillion, three hundred thirteen billion, two hundred million, three thousand, one hundred thirty-two".