101354542117 has 2 divisors, whose sum is σ = 101354542118. Its totient is φ = 101354542116.

The previous prime is 101354542111. The next prime is 101354542171. The reversal of 101354542117 is 711245453101.

Together with next prime (101354542171) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57193200801 + 44161341316 = 239151^2 + 210146^2 .

It is a cyclic number.

It is not a de Polignac number, because 101354542117 - 2³ = 101354542109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101354542111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50677271058 + 50677271059.

It is an arithmetic number, because the mean of its divisors is an integer number (50677271059).

Almost surely, 2^101354542117 is an apocalyptic number.

It is an amenable number.

101354542117 is a deficient number, since it is larger than the sum of its proper divisors (1).

101354542117 is an equidigital number, since it uses as much as digits as its factorization.

101354542117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16800, while the sum is 34.

Adding to 101354542117 its reverse (711245453101), we get a palindrome (812599995218).

The spelling of 101354542117 in words is "one hundred one billion, three hundred fifty-four million, five hundred forty-two thousand, one hundred seventeen".