12242021103 has 20 divisors (see below), whose sum is σ = 19694193288. Its totient is φ = 7533550800.

The previous prime is 12242021093. The next prime is 12242021107. The reversal of 12242021103 is 30112024221.

It is a happy number.

12242021103 is a `hidden beast` number, since 122 + 420 + 21 + 103 = 666.

It is not a de Polignac number, because 12242021103 - 2⁹ = 12242020591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12242021107) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5811873 + ... + 5813978.

Almost surely, 2^12242021103 is an apocalyptic number.

12242021103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12242021103 is a deficient number, since it is larger than the sum of its proper divisors (7452172185).

12242021103 is a wasteful number, since it uses less digits than its factorization.

12242021103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11625876 (or 11625867 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 12242021103 its reverse (30112024221), we get a palindrome (42354045324).

The spelling of 12242021103 in words is "twelve billion, two hundred forty-two million, twenty-one thousand, one hundred three".