212102201417 has 2 divisors, whose sum is σ = 212102201418. Its totient is φ = 212102201416.

The previous prime is 212102201413. The next prime is 212102201461. The reversal of 212102201417 is 714102201212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 169773665296 + 42328536121 = 412036^2 + 205739^2 .

It is a cyclic number.

It is not a de Polignac number, because 212102201417 - 2² = 212102201413 is a prime.

It is a super-4 number, since 4×212102201417⁴ (a number of 46 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212102201392 and 212102201401.

It is not a weakly prime, because it can be changed into another prime (212102201413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106051100708 + 106051100709.

It is an arithmetic number, because the mean of its divisors is an integer number (106051100709).

Almost surely, 2^212102201417 is an apocalyptic number.

It is an amenable number.

212102201417 is a deficient number, since it is larger than the sum of its proper divisors (1).

212102201417 is an equidigital number, since it uses as much as digits as its factorization.

212102201417 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 23.

Adding to 212102201417 its reverse (714102201212), we get a palindrome (926204402629).

The spelling of 212102201417 in words is "two hundred twelve billion, one hundred two million, two hundred one thousand, four hundred seventeen".