20113032313 has 8 divisors (see below), whose sum is σ = 21942635040. Its totient is φ = 18283620480.

The previous prime is 20113032287. The next prime is 20113032319. The reversal of 20113032313 is 31323031102.

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-20113032313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20113032319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257481 + ... + 326377.

It is an arithmetic number, because the mean of its divisors is an integer number (2742829380).

Almost surely, 2^20113032313 is an apocalyptic number.

It is an amenable number.

20113032313 is a deficient number, since it is larger than the sum of its proper divisors (1829602727).

20113032313 is a wasteful number, since it uses less digits than its factorization.

20113032313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95447.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 20113032313 its reverse (31323031102), we get a palindrome (51436063415).

The spelling of 20113032313 in words is "twenty billion, one hundred thirteen million, thirty-two thousand, three hundred thirteen".