17700471011231 has 2 divisors, whose sum is σ = 17700471011232. Its totient is φ = 17700471011230.

The previous prime is 17700471011203. The next prime is 17700471011263. The reversal of 17700471011231 is 13211017400771.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-17700471011231 is a prime.

It is a super-2 number, since 2×17700471011231² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 17700471011191 and 17700471011200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (17700471011831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8850235505615 + 8850235505616.

It is an arithmetic number, because the mean of its divisors is an integer number (8850235505616).

Almost surely, 2^{17700471011231} is an apocalyptic number.

17700471011231 is a deficient number, since it is larger than the sum of its proper divisors (1).

17700471011231 is an equidigital number, since it uses as much as digits as its factorization.

17700471011231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8232, while the sum is 35.

The spelling of 17700471011231 in words is "seventeen trillion, seven hundred billion, four hundred seventy-one million, eleven thousand, two hundred thirty-one".