102213047177 has 2 divisors, whose sum is σ = 102213047178. Its totient is φ = 102213047176.

The previous prime is 102213047137. The next prime is 102213047249. The reversal of 102213047177 is 771740312201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99111002761 + 3102044416 = 314819^2 + 55696^2 .

It is a cyclic number.

It is not a de Polignac number, because 102213047177 - 2¹⁰ = 102213046153 is a prime.

It is not a weakly prime, because it can be changed into another prime (102213047137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51106523588 + 51106523589.

It is an arithmetic number, because the mean of its divisors is an integer number (51106523589).

Almost surely, 2^102213047177 is an apocalyptic number.

It is an amenable number.

102213047177 is a deficient number, since it is larger than the sum of its proper divisors (1).

102213047177 is an equidigital number, since it uses as much as digits as its factorization.

102213047177 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16464, while the sum is 35.

Adding to 102213047177 its reverse (771740312201), we get a palindrome (873953359378).

The spelling of 102213047177 in words is "one hundred two billion, two hundred thirteen million, forty-seven thousand, one hundred seventy-seven".