31304413420113 has 8 divisors (see below), whose sum is σ = 42446662264800. Its totient is φ = 20515886761088.

The previous prime is 31304413420043. The next prime is 31304413420123. The reversal of 31304413420113 is 31102431440313.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-31304413420113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (31304413420123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88430546208 + ... + 88430546561.

It is an arithmetic number, because the mean of its divisors is an integer number (5305832783100).

Almost surely, 2^{31304413420113} is an apocalyptic number.

It is an amenable number.

31304413420113 is a deficient number, since it is larger than the sum of its proper divisors (11142248844687).

31304413420113 is a wasteful number, since it uses less digits than its factorization.

31304413420113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176861092831.

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 31304413420113 its reverse (31102431440313), we get a palindrome (62406844860426).

The spelling of 31304413420113 in words is "thirty-one trillion, three hundred four billion, four hundred thirteen million, four hundred twenty thousand, one hundred thirteen".