102100101194617 has 2 divisors, whose sum is σ = 102100101194618. Its totient is φ = 102100101194616.

The previous prime is 102100101194603. The next prime is 102100101194633. The reversal of 102100101194617 is 716491101001201.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72368861846121 + 29731239348496 = 8506989^2 + 5452636^2 .

It is a cyclic number.

It is not a de Polignac number, because 102100101194617 - 2¹⁹ = 102100100670329 is a prime.

It is not a weakly prime, because it can be changed into another prime (102100101191617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51050050597308 + 51050050597309.

It is an arithmetic number, because the mean of its divisors is an integer number (51050050597309).

Almost surely, 2^{102100101194617} is an apocalyptic number.

It is an amenable number.

102100101194617 is a deficient number, since it is larger than the sum of its proper divisors (1).

102100101194617 is an equidigital number, since it uses as much as digits as its factorization.

102100101194617 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 34.

Adding to 102100101194617 its reverse (716491101001201), we get a palindrome (818591202195818).

The spelling of 102100101194617 in words is "one hundred two trillion, one hundred billion, one hundred one million, one hundred ninety-four thousand, six hundred seventeen".