102054333217 has 2 divisors, whose sum is σ = 102054333218. Its totient is φ = 102054333216.

The previous prime is 102054333211. The next prime is 102054333253. The reversal of 102054333217 is 712333450201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76574511841 + 25479821376 = 276721^2 + 159624^2 .

It is a cyclic number.

It is not a de Polignac number, because 102054333217 - 2³ = 102054333209 is a prime.

It is not a weakly prime, because it can be changed into another prime (102054333211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51027166608 + 51027166609.

It is an arithmetic number, because the mean of its divisors is an integer number (51027166609).

Almost surely, 2^102054333217 is an apocalyptic number.

It is an amenable number.

102054333217 is a deficient number, since it is larger than the sum of its proper divisors (1).

102054333217 is an equidigital number, since it uses as much as digits as its factorization.

102054333217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 31.

Adding to 102054333217 its reverse (712333450201), we get a palindrome (814387783418).

The spelling of 102054333217 in words is "one hundred two billion, fifty-four million, three hundred thirty-three thousand, two hundred seventeen".