31130302103132 has 12 divisors (see below), whose sum is σ = 55806761087616. Its totient is φ = 15185513220960.

The previous prime is 31130302103123. The next prime is 31130302103167. The reversal of 31130302103132 is 23130120303113.

It is a junction number, because it is equal to n+sod(n) for n = 31130302103098 and 31130302103107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94909457468 + ... + 94909457795.

It is an arithmetic number, because the mean of its divisors is an integer number (4650563423968).

Almost surely, 2^{31130302103132} is an apocalyptic number.

It is an amenable number.

31130302103132 is a deficient number, since it is larger than the sum of its proper divisors (24676458984484).

31130302103132 is a wasteful number, since it uses less digits than its factorization.

31130302103132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189818915308 (or 189818915306 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 31130302103132 its reverse (23130120303113), we get a palindrome (54260422406245).

The spelling of 31130302103132 in words is "thirty-one trillion, one hundred thirty billion, three hundred two million, one hundred three thousand, one hundred thirty-two".