124212107 has 2 divisors, whose sum is σ = 124212108. Its totient is φ = 124212106.

The previous prime is 124212103. The next prime is 124212161. The reversal of 124212107 is 701212421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 124212107 - 2² = 124212103 is a prime.

It is not a weakly prime, because it can be changed into another prime (124212103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62106053 + 62106054.

It is an arithmetic number, because the mean of its divisors is an integer number (62106054).

Almost surely, 2^124212107 is an apocalyptic number.

124212107 is a deficient number, since it is larger than the sum of its proper divisors (1).

124212107 is an equidigital number, since it uses as much as digits as its factorization.

124212107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 124212107 is about 11145.0485418413. The cubic root of 124212107 is about 498.9472610370.

Adding to 124212107 its reverse (701212421), we get a palindrome (825424528).

The spelling of 124212107 in words is "one hundred twenty-four million, two hundred twelve thousand, one hundred seven".