20203011031113 has 48 divisors (see below), whose sum is σ = 31368741505920. Its totient is φ = 12978381354624.

The previous prime is 20203011031067. The next prime is 20203011031127. The reversal of 20203011031113 is 31113011030202.

20203011031113 is a `hidden beast` number, since 20 + 20 + 301 + 1 + 0 + 311 + 13 = 666.

It is not a de Polignac number, because 20203011031113 - 2²⁰ = 20203009982537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20203011031513) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 694845 + ... + 6394437.

It is an arithmetic number, because the mean of its divisors is an integer number (653515448040).

Almost surely, 2^{20203011031113} is an apocalyptic number.

It is an amenable number.

20203011031113 is a deficient number, since it is larger than the sum of its proper divisors (11165730474807).

20203011031113 is an equidigital number, since it uses as much as digits as its factorization.

20203011031113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5700140 (or 5700128 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 20203011031113 its reverse (31113011030202), we get a palindrome (51316022061315).

The spelling of 20203011031113 in words is "twenty trillion, two hundred three billion, eleven million, thirty-one thousand, one hundred thirteen".