102210212227 has 2 divisors, whose sum is σ = 102210212228. Its totient is φ = 102210212226.

The previous prime is 102210212219. The next prime is 102210212281. The reversal of 102210212227 is 722212012201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102210212227 - 2³ = 102210212219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102210212198 and 102210212207.

It is not a weakly prime, because it can be changed into another prime (102210212297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51105106113 + 51105106114.

It is an arithmetic number, because the mean of its divisors is an integer number (51105106114).

Almost surely, 2^102210212227 is an apocalyptic number.

102210212227 is a deficient number, since it is larger than the sum of its proper divisors (1).

102210212227 is an equidigital number, since it uses as much as digits as its factorization.

102210212227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 22.

Adding to 102210212227 its reverse (722212012201), we get a palindrome (824422224428).

The spelling of 102210212227 in words is "one hundred two billion, two hundred ten million, two hundred twelve thousand, two hundred twenty-seven".