124304021112 has 16 divisors (see below), whose sum is σ = 310760052840. Its totient is φ = 41434673696.

The previous prime is 124304021089. The next prime is 124304021141. The reversal of 124304021112 is 211120403421.

It is a super-2 number, since 2×124304021112² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2589667083 + ... + 2589667130.

Almost surely, 2^124304021112 is an apocalyptic number.

124304021112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

124304021112 is an abundant number, since it is smaller than the sum of its proper divisors (186456031728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

124304021112 is a wasteful number, since it uses less digits than its factorization.

124304021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5179334222 (or 5179334218 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 124304021112 its reverse (211120403421), we get a palindrome (335424424533).

The spelling of 124304021112 in words is "one hundred twenty-four billion, three hundred four million, twenty-one thousand, one hundred twelve".