231302000117 has 2 divisors, whose sum is σ = 231302000118. Its totient is φ = 231302000116.

The previous prime is 231302000107. The next prime is 231302000141. The reversal of 231302000117 is 711000203132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 183013695601 + 48288304516 = 427801^2 + 219746^2 .

It is a cyclic number.

It is not a de Polignac number, because 231302000117 - 2¹² = 231301996021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231302000107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115651000058 + 115651000059.

It is an arithmetic number, because the mean of its divisors is an integer number (115651000059).

Almost surely, 2^231302000117 is an apocalyptic number.

It is an amenable number.

231302000117 is a deficient number, since it is larger than the sum of its proper divisors (1).

231302000117 is an equidigital number, since it uses as much as digits as its factorization.

231302000117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 20.

Adding to 231302000117 its reverse (711000203132), we get a palindrome (942302203249).

The spelling of 231302000117 in words is "two hundred thirty-one billion, three hundred two million, one hundred seventeen", and thus it is an aban number.