124212245072 has 10 divisors (see below), whose sum is σ = 240661224858. Its totient is φ = 62106122528.

The previous prime is 124212245071. The next prime is 124212245083. The reversal of 124212245072 is 270542212421.

It can be written as a sum of positive squares in only one way, i.e., 62458007056 + 61754238016 = 249916^2 + 248504^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124212245071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3881632643 + ... + 3881632674.

Almost surely, 2^124212245072 is an apocalyptic number.

It is an amenable number.

124212245072 is a deficient number, since it is larger than the sum of its proper divisors (116448979786).

124212245072 is an equidigital number, since it uses as much as digits as its factorization.

124212245072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7763265325 (or 7763265319 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 32.

Adding to 124212245072 its reverse (270542212421), we get a palindrome (394754457493).

The spelling of 124212245072 in words is "one hundred twenty-four billion, two hundred twelve million, two hundred forty-five thousand, seventy-two".