2106122827 has 2 divisors, whose sum is σ = 2106122828. Its totient is φ = 2106122826.

The previous prime is 2106122797. The next prime is 2106122839. The reversal of 2106122827 is 7282216012.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2106122827 is a prime.

It is not a weakly prime, because it can be changed into another prime (2106122867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1053061413 + 1053061414.

It is an arithmetic number, because the mean of its divisors is an integer number (1053061414).

Almost surely, 2^2106122827 is an apocalyptic number.

2106122827 is a deficient number, since it is larger than the sum of its proper divisors (1).

2106122827 is an equidigital number, since it uses as much as digits as its factorization.

2106122827 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 2106122827 is about 45892.5138448527. The cubic root of 2106122827 is about 1281.8225232010.

Adding to 2106122827 its reverse (7282216012), we get a palindrome (9388338839).

The spelling of 2106122827 in words is "two billion, one hundred six million, one hundred twenty-two thousand, eight hundred twenty-seven".