124221112243 has 8 divisors (see below), whose sum is σ = 128234620800. Its totient is φ = 120208002240.

The previous prime is 124221112201. The next prime is 124221112247. The reversal of 124221112243 is 342211122421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 124221112243 - 2²⁵ = 124187557811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (124221112247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 615333 + ... + 791881.

It is an arithmetic number, because the mean of its divisors is an integer number (16029327600).

Almost surely, 2^124221112243 is an apocalyptic number.

124221112243 is a deficient number, since it is larger than the sum of its proper divisors (4013508557).

124221112243 is a wasteful number, since it uses less digits than its factorization.

124221112243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199277.

The product of its digits is 1536, while the sum is 25.

Adding to 124221112243 its reverse (342211122421), we get a palindrome (466432234664).

The spelling of 124221112243 in words is "one hundred twenty-four billion, two hundred twenty-one million, one hundred twelve thousand, two hundred forty-three".