124221306027 has 64 divisors (see below), whose sum is σ = 212817991680. Its totient is φ = 62643677184.

The previous prime is 124221306023. The next prime is 124221306029. The reversal of 124221306027 is 720603122421.

It is not a de Polignac number, because 124221306027 - 2² = 124221306023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 124221305985 and 124221306003.

It is not an unprimeable number, because it can be changed into a prime (124221306023) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18186849 + ... + 18193677.

It is an arithmetic number, because the mean of its divisors is an integer number (3325281120).

Almost surely, 2^124221306027 is an apocalyptic number.

124221306027 is a deficient number, since it is larger than the sum of its proper divisors (88596685653).

124221306027 is a wasteful number, since it uses less digits than its factorization.

124221306027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9772.

The product of its (nonzero) digits is 8064, while the sum is 30.

Adding to 124221306027 its reverse (720603122421), we get a palindrome (844824428448).

The spelling of 124221306027 in words is "one hundred twenty-four billion, two hundred twenty-one million, three hundred six thousand, twenty-seven".