31120602113 has 8 divisors (see below), whose sum is σ = 32761344000. Its totient is φ = 29480141808.

The previous prime is 31120602091. The next prime is 31120602131.

31120602113 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 31120602113 - 2⁸ = 31120601857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31120602613) 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, 179195 + ... + 307167.

It is an arithmetic number, because the mean of its divisors is an integer number (4095168000).

Almost surely, 2^31120602113 is an apocalyptic number.

It is an amenable number.

31120602113 is a deficient number, since it is larger than the sum of its proper divisors (1640741887).

31120602113 is a wasteful number, since it uses less digits than its factorization.

31120602113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140791.

The product of its (nonzero) digits is 216, while the sum is 20.

The spelling of 31120602113 in words is "thirty-one billion, one hundred twenty million, six hundred two thousand, one hundred thirteen".